Home / 4,155.29-5,734.34-2,387.06

Finding the Fourth Proportional to 4,155.29, 5,734.34 and 2,387.06

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Solution

The fourth proportional to 4,155.29, 5,734.34 and 2,387.06 is: 3,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.29 : 5,734.34 = 2,387.06 : x
  2. Step 2: Convert to fraction form
    4,155.29/5,734.34 = 2,387.06/x
  3. Step 3: Cross multiply
    4,155.29x = 5,734.34 × 2,387.06
  4. Step 4: Simplify right side
    4,155.29x = 13,688,173.03
  5. Step 5: Solve for x
    x = 13,688,173.03/4,155.29
  6. Step 6: Final answer
    x = 3,294.16

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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.