Home / 10,344.59-14,275.57-5,628.87

Finding the Fourth Proportional to 10,344.59, 14,275.57 and 5,628.87

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Solution

The fourth proportional to 10,344.59, 14,275.57 and 5,628.87 is: 7,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.59 : 14,275.57 = 5,628.87 : x
  2. Step 2: Convert to fraction form
    10,344.59/14,275.57 = 5,628.87/x
  3. Step 3: Cross multiply
    10,344.59x = 14,275.57 × 5,628.87
  4. Step 4: Simplify right side
    10,344.59x = 80,355,268.21
  5. Step 5: Solve for x
    x = 80,355,268.21/10,344.59
  6. Step 6: Final answer
    x = 7,767.86

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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.