Home / 8,249.16-11,385.93-4,714.45

Finding the Fourth Proportional to 8,249.16, 11,385.93 and 4,714.45

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Solution

The fourth proportional to 8,249.16, 11,385.93 and 4,714.45 is: 6,507.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.16 : 11,385.93 = 4,714.45 : x
  2. Step 2: Convert to fraction form
    8,249.16/11,385.93 = 4,714.45/x
  3. Step 3: Cross multiply
    8,249.16x = 11,385.93 × 4,714.45
  4. Step 4: Simplify right side
    8,249.16x = 53,678,397.69
  5. Step 5: Solve for x
    x = 53,678,397.69/8,249.16
  6. Step 6: Final answer
    x = 6,507.13

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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.