Home / 11,051.92-15,252.72-6,337.60

Finding the Fourth Proportional to 11,051.92, 15,252.72 and 6,337.60

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Solution

The fourth proportional to 11,051.92, 15,252.72 and 6,337.60 is: 8,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.92 : 15,252.72 = 6,337.60 : x
  2. Step 2: Convert to fraction form
    11,051.92/15,252.72 = 6,337.60/x
  3. Step 3: Cross multiply
    11,051.92x = 15,252.72 × 6,337.60
  4. Step 4: Simplify right side
    11,051.92x = 96,665,638.27
  5. Step 5: Solve for x
    x = 96,665,638.27/11,051.92
  6. Step 6: Final answer
    x = 8,746.50

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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.