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Finding the Fourth Proportional to 8,262.08, 11,402.04 and 4,726.40

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Solution

The fourth proportional to 8,262.08, 11,402.04 and 4,726.40 is: 6,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.08 : 11,402.04 = 4,726.40 : x
  2. Step 2: Convert to fraction form
    8,262.08/11,402.04 = 4,726.40/x
  3. Step 3: Cross multiply
    8,262.08x = 11,402.04 × 4,726.40
  4. Step 4: Simplify right side
    8,262.08x = 53,890,601.86
  5. Step 5: Solve for x
    x = 53,890,601.86/8,262.08
  6. Step 6: Final answer
    x = 6,522.64

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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.