Home / 9,916.24-14,877.60-7,732.48

Finding the Fourth Proportional to 9,916.24, 14,877.60 and 7,732.48

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Solution

The fourth proportional to 9,916.24, 14,877.60 and 7,732.48 is: 11,601.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,916.24 : 14,877.60 = 7,732.48 : x
  2. Step 2: Convert to fraction form
    9,916.24/14,877.60 = 7,732.48/x
  3. Step 3: Cross multiply
    9,916.24x = 14,877.60 × 7,732.48
  4. Step 4: Simplify right side
    9,916.24x = 115,040,744.45
  5. Step 5: Solve for x
    x = 115,040,744.45/9,916.24
  6. Step 6: Final answer
    x = 11,601.25

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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.