Home / 8,587.12-12,861.64-6,598.10

Finding the Fourth Proportional to 8,587.12, 12,861.64 and 6,598.10

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Solution

The fourth proportional to 8,587.12, 12,861.64 and 6,598.10 is: 9,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.12 : 12,861.64 = 6,598.10 : x
  2. Step 2: Convert to fraction form
    8,587.12/12,861.64 = 6,598.10/x
  3. Step 3: Cross multiply
    8,587.12x = 12,861.64 × 6,598.10
  4. Step 4: Simplify right side
    8,587.12x = 84,862,386.88
  5. Step 5: Solve for x
    x = 84,862,386.88/8,587.12
  6. Step 6: Final answer
    x = 9,882.53

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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.