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Finding the Fourth Proportional to 5,887.92, 8,812.65 and 4,327.51

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Solution

The fourth proportional to 5,887.92, 8,812.65 and 4,327.51 is: 6,477.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.92 : 8,812.65 = 4,327.51 : x
  2. Step 2: Convert to fraction form
    5,887.92/8,812.65 = 4,327.51/x
  3. Step 3: Cross multiply
    5,887.92x = 8,812.65 × 4,327.51
  4. Step 4: Simplify right side
    5,887.92x = 38,136,831.00
  5. Step 5: Solve for x
    x = 38,136,831.00/5,887.92
  6. Step 6: Final answer
    x = 6,477.13

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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.