Home / 7,869.16-10,859.24-4,513.96

Finding the Fourth Proportional to 7,869.16, 10,859.24 and 4,513.96

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Solution

The fourth proportional to 7,869.16, 10,859.24 and 4,513.96 is: 6,229.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.16 : 10,859.24 = 4,513.96 : x
  2. Step 2: Convert to fraction form
    7,869.16/10,859.24 = 4,513.96/x
  3. Step 3: Cross multiply
    7,869.16x = 10,859.24 × 4,513.96
  4. Step 4: Simplify right side
    7,869.16x = 49,018,098.12
  5. Step 5: Solve for x
    x = 49,018,098.12/7,869.16
  6. Step 6: Final answer
    x = 6,229.14

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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.