Home / 3,278.01-4,524.08-1,880.76

Finding the Fourth Proportional to 3,278.01, 4,524.08 and 1,880.76

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Solution

The fourth proportional to 3,278.01, 4,524.08 and 1,880.76 is: 2,595.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.01 : 4,524.08 = 1,880.76 : x
  2. Step 2: Convert to fraction form
    3,278.01/4,524.08 = 1,880.76/x
  3. Step 3: Cross multiply
    3,278.01x = 4,524.08 × 1,880.76
  4. Step 4: Simplify right side
    3,278.01x = 8,508,699.30
  5. Step 5: Solve for x
    x = 8,508,699.30/3,278.01
  6. Step 6: Final answer
    x = 2,595.69

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Half scale
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Double scale
Find fourth proportional to 3,279.01, 4,525.46 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.