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Finding the Fourth Proportional to 8,365.98, 11,545.21 and 4,588.92

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Solution

The fourth proportional to 8,365.98, 11,545.21 and 4,588.92 is: 6,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.98 : 11,545.21 = 4,588.92 : x
  2. Step 2: Convert to fraction form
    8,365.98/11,545.21 = 4,588.92/x
  3. Step 3: Cross multiply
    8,365.98x = 11,545.21 × 4,588.92
  4. Step 4: Simplify right side
    8,365.98x = 52,980,045.07
  5. Step 5: Solve for x
    x = 52,980,045.07/8,365.98
  6. Step 6: Final answer
    x = 6,332.80

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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.