Home / 10,152.73-15,232.74-7,374.70

Finding the Fourth Proportional to 10,152.73, 15,232.74 and 7,374.70

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Solution

The fourth proportional to 10,152.73, 15,232.74 and 7,374.70 is: 11,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.73 : 15,232.74 = 7,374.70 : x
  2. Step 2: Convert to fraction form
    10,152.73/15,232.74 = 7,374.70/x
  3. Step 3: Cross multiply
    10,152.73x = 15,232.74 × 7,374.70
  4. Step 4: Simplify right side
    10,152.73x = 112,336,887.68
  5. Step 5: Solve for x
    x = 112,336,887.68/10,152.73
  6. Step 6: Final answer
    x = 11,064.70

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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.