Home / 7,656.96-10,568-4,513.28

Finding the Fourth Proportional to 7,656.96, 10,568 and 4,513.28

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Solution

The fourth proportional to 7,656.96, 10,568 and 4,513.28 is: 6,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656.96 : 10,568 = 4,513.28 : x
  2. Step 2: Convert to fraction form
    7,656.96/10,568 = 4,513.28/x
  3. Step 3: Cross multiply
    7,656.96x = 10,568 × 4,513.28
  4. Step 4: Simplify right side
    7,656.96x = 47,696,343.04
  5. Step 5: Solve for x
    x = 47,696,343.04/7,656.96
  6. Step 6: Final answer
    x = 6,229.15

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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.