Home / 8,607.17-11,877.19-6,090.76

Finding the Fourth Proportional to 8,607.17, 11,877.19 and 6,090.76

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Solution

The fourth proportional to 8,607.17, 11,877.19 and 6,090.76 is: 8,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,607.17 : 11,877.19 = 6,090.76 : x
  2. Step 2: Convert to fraction form
    8,607.17/11,877.19 = 6,090.76/x
  3. Step 3: Cross multiply
    8,607.17x = 11,877.19 × 6,090.76
  4. Step 4: Simplify right side
    8,607.17x = 72,341,023.92
  5. Step 5: Solve for x
    x = 72,341,023.92/8,607.17
  6. Step 6: Final answer
    x = 8,404.74

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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.