Home / 7,344.81-10,132.08-4,689.43

Finding the Fourth Proportional to 7,344.81, 10,132.08 and 4,689.43

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Solution

The fourth proportional to 7,344.81, 10,132.08 and 4,689.43 is: 6,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.81 : 10,132.08 = 4,689.43 : x
  2. Step 2: Convert to fraction form
    7,344.81/10,132.08 = 4,689.43/x
  3. Step 3: Cross multiply
    7,344.81x = 10,132.08 × 4,689.43
  4. Step 4: Simplify right side
    7,344.81x = 47,513,629.25
  5. Step 5: Solve for x
    x = 47,513,629.25/7,344.81
  6. Step 6: Final answer
    x = 6,469.01

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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.