Home / 8,588.20-12,886.70-6,507.52

Finding the Fourth Proportional to 8,588.20, 12,886.70 and 6,507.52

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Solution

The fourth proportional to 8,588.20, 12,886.70 and 6,507.52 is: 9,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.20 : 12,886.70 = 6,507.52 : x
  2. Step 2: Convert to fraction form
    8,588.20/12,886.70 = 6,507.52/x
  3. Step 3: Cross multiply
    8,588.20x = 12,886.70 × 6,507.52
  4. Step 4: Simplify right side
    8,588.20x = 83,860,457.98
  5. Step 5: Solve for x
    x = 83,860,457.98/8,588.20
  6. Step 6: Final answer
    x = 9,764.61

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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.