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Finding the Fourth Proportional to 8,365.88, 12,557.03 and 4,670.76

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Solution

The fourth proportional to 8,365.88, 12,557.03 and 4,670.76 is: 7,010.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.88 : 12,557.03 = 4,670.76 : x
  2. Step 2: Convert to fraction form
    8,365.88/12,557.03 = 4,670.76/x
  3. Step 3: Cross multiply
    8,365.88x = 12,557.03 × 4,670.76
  4. Step 4: Simplify right side
    8,365.88x = 58,650,897.18
  5. Step 5: Solve for x
    x = 58,650,897.18/8,365.88
  6. Step 6: Final answer
    x = 7,010.72

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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.