Home / 10,326.32-15,490.08-3,752.48

Finding the Fourth Proportional to 10,326.32, 15,490.08 and 3,752.48

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Solution

The fourth proportional to 10,326.32, 15,490.08 and 3,752.48 is: 5,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,326.32 : 15,490.08 = 3,752.48 : x
  2. Step 2: Convert to fraction form
    10,326.32/15,490.08 = 3,752.48/x
  3. Step 3: Cross multiply
    10,326.32x = 15,490.08 × 3,752.48
  4. Step 4: Simplify right side
    10,326.32x = 58,126,215.40
  5. Step 5: Solve for x
    x = 58,126,215.40/10,326.32
  6. Step 6: Final answer
    x = 5,628.94

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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.