Home / 1,880.25-2,595.06-1,134.32

Finding the Fourth Proportional to 1,880.25, 2,595.06 and 1,134.32

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Solution

The fourth proportional to 1,880.25, 2,595.06 and 1,134.32 is: 1,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.25 : 2,595.06 = 1,134.32 : x
  2. Step 2: Convert to fraction form
    1,880.25/2,595.06 = 1,134.32/x
  3. Step 3: Cross multiply
    1,880.25x = 2,595.06 × 1,134.32
  4. Step 4: Simplify right side
    1,880.25x = 2,943,615.48
  5. Step 5: Solve for x
    x = 2,943,615.48/1,880.25
  6. Step 6: Final answer
    x = 1,565.55

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Double scale
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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.