Home / 10,399.47-15,601.02-4,554.73

Finding the Fourth Proportional to 10,399.47, 15,601.02 and 4,554.73

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Solution

The fourth proportional to 10,399.47, 15,601.02 and 4,554.73 is: 6,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,399.47 : 15,601.02 = 4,554.73 : x
  2. Step 2: Convert to fraction form
    10,399.47/15,601.02 = 4,554.73/x
  3. Step 3: Cross multiply
    10,399.47x = 15,601.02 × 4,554.73
  4. Step 4: Simplify right side
    10,399.47x = 71,058,433.82
  5. Step 5: Solve for x
    x = 71,058,433.82/10,399.47
  6. Step 6: Final answer
    x = 6,832.89

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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.