Home / 11,444.10-15,798.27-8,612.58

Finding the Fourth Proportional to 11,444.10, 15,798.27 and 8,612.58

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Solution

The fourth proportional to 11,444.10, 15,798.27 and 8,612.58 is: 11,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.10 : 15,798.27 = 8,612.58 : x
  2. Step 2: Convert to fraction form
    11,444.10/15,798.27 = 8,612.58/x
  3. Step 3: Cross multiply
    11,444.10x = 15,798.27 × 8,612.58
  4. Step 4: Simplify right side
    11,444.10x = 136,063,864.24
  5. Step 5: Solve for x
    x = 136,063,864.24/11,444.10
  6. Step 6: Final answer
    x = 11,889.43

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Double scale
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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.