Home / 10,916.64-15,064.98-6,200.92

Finding the Fourth Proportional to 10,916.64, 15,064.98 and 6,200.92

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Solution

The fourth proportional to 10,916.64, 15,064.98 and 6,200.92 is: 8,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.64 : 15,064.98 = 6,200.92 : x
  2. Step 2: Convert to fraction form
    10,916.64/15,064.98 = 6,200.92/x
  3. Step 3: Cross multiply
    10,916.64x = 15,064.98 × 6,200.92
  4. Step 4: Simplify right side
    10,916.64x = 93,416,735.78
  5. Step 5: Solve for x
    x = 93,416,735.78/10,916.64
  6. Step 6: Final answer
    x = 8,557.28

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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.