Home / 10,445.73-15,666.92-3,048.46

Finding the Fourth Proportional to 10,445.73, 15,666.92 and 3,048.46

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Solution

The fourth proportional to 10,445.73, 15,666.92 and 3,048.46 is: 4,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.73 : 15,666.92 = 3,048.46 : x
  2. Step 2: Convert to fraction form
    10,445.73/15,666.92 = 3,048.46/x
  3. Step 3: Cross multiply
    10,445.73x = 15,666.92 × 3,048.46
  4. Step 4: Simplify right side
    10,445.73x = 47,759,978.94
  5. Step 5: Solve for x
    x = 47,759,978.94/10,445.73
  6. Step 6: Final answer
    x = 4,572.20

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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.