Home / 10,366.49-15,545.10-2,969.21

Finding the Fourth Proportional to 10,366.49, 15,545.10 and 2,969.21

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Solution

The fourth proportional to 10,366.49, 15,545.10 and 2,969.21 is: 4,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.49 : 15,545.10 = 2,969.21 : x
  2. Step 2: Convert to fraction form
    10,366.49/15,545.10 = 2,969.21/x
  3. Step 3: Cross multiply
    10,366.49x = 15,545.10 × 2,969.21
  4. Step 4: Simplify right side
    10,366.49x = 46,156,666.37
  5. Step 5: Solve for x
    x = 46,156,666.37/10,366.49
  6. Step 6: Final answer
    x = 4,452.49

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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.