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Finding the Fourth Proportional to 10,253.60, 14,151.93 and 6,005.60

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Solution

The fourth proportional to 10,253.60, 14,151.93 and 6,005.60 is: 8,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,253.60 : 14,151.93 = 6,005.60 : x
  2. Step 2: Convert to fraction form
    10,253.60/14,151.93 = 6,005.60/x
  3. Step 3: Cross multiply
    10,253.60x = 14,151.93 × 6,005.60
  4. Step 4: Simplify right side
    10,253.60x = 84,990,830.81
  5. Step 5: Solve for x
    x = 84,990,830.81/10,253.60
  6. Step 6: Final answer
    x = 8,288.88

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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.