Home / 10,545.29-15,816.57-4,700.53

Finding the Fourth Proportional to 10,545.29, 15,816.57 and 4,700.53

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Solution

The fourth proportional to 10,545.29, 15,816.57 and 4,700.53 is: 7,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.29 : 15,816.57 = 4,700.53 : x
  2. Step 2: Convert to fraction form
    10,545.29/15,816.57 = 4,700.53/x
  3. Step 3: Cross multiply
    10,545.29x = 15,816.57 × 4,700.53
  4. Step 4: Simplify right side
    10,545.29x = 74,346,263.93
  5. Step 5: Solve for x
    x = 74,346,263.93/10,545.29
  6. Step 6: Final answer
    x = 7,050.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.