Home / 11,487.52-15,852.92-6,452.84

Finding the Fourth Proportional to 11,487.52, 15,852.92 and 6,452.84

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Solution

The fourth proportional to 11,487.52, 15,852.92 and 6,452.84 is: 8,905.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.52 : 15,852.92 = 6,452.84 : x
  2. Step 2: Convert to fraction form
    11,487.52/15,852.92 = 6,452.84/x
  3. Step 3: Cross multiply
    11,487.52x = 15,852.92 × 6,452.84
  4. Step 4: Simplify right side
    11,487.52x = 102,296,356.29
  5. Step 5: Solve for x
    x = 102,296,356.29/11,487.52
  6. Step 6: Final answer
    x = 8,905.00

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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.