Home / 3,277.76-4,523.56-1,880.76

Finding the Fourth Proportional to 3,277.76, 4,523.56 and 1,880.76

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Solution

The fourth proportional to 3,277.76, 4,523.56 and 1,880.76 is: 2,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.76 : 4,523.56 = 1,880.76 : x
  2. Step 2: Convert to fraction form
    3,277.76/4,523.56 = 1,880.76/x
  3. Step 3: Cross multiply
    3,277.76x = 4,523.56 × 1,880.76
  4. Step 4: Simplify right side
    3,277.76x = 8,507,730.71
  5. Step 5: Solve for x
    x = 8,507,730.71/3,277.76
  6. Step 6: Final answer
    x = 2,595.59

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Half scale
Find fourth proportional to 6,555.52, 9,047.12 and 3,761.52
Double scale
Find fourth proportional to 3,278.76, 4,524.94 and 1,881.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.