Home / 10,893.48-15,024.25-6,915.57

Finding the Fourth Proportional to 10,893.48, 15,024.25 and 6,915.57

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Solution

The fourth proportional to 10,893.48, 15,024.25 and 6,915.57 is: 9,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.48 : 15,024.25 = 6,915.57 : x
  2. Step 2: Convert to fraction form
    10,893.48/15,024.25 = 6,915.57/x
  3. Step 3: Cross multiply
    10,893.48x = 15,024.25 × 6,915.57
  4. Step 4: Simplify right side
    10,893.48x = 103,901,252.57
  5. Step 5: Solve for x
    x = 103,901,252.57/10,893.48
  6. Step 6: Final answer
    x = 9,537.93

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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.