Home / 7,569.99-10,447.70-4,545.32

Finding the Fourth Proportional to 7,569.99, 10,447.70 and 4,545.32

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Solution

The fourth proportional to 7,569.99, 10,447.70 and 4,545.32 is: 6,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.99 : 10,447.70 = 4,545.32 : x
  2. Step 2: Convert to fraction form
    7,569.99/10,447.70 = 4,545.32/x
  3. Step 3: Cross multiply
    7,569.99x = 10,447.70 × 4,545.32
  4. Step 4: Simplify right side
    7,569.99x = 47,488,064.80
  5. Step 5: Solve for x
    x = 47,488,064.80/7,569.99
  6. Step 6: Final answer
    x = 6,273.20

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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.