Home / 8,501.92-12,740.40-4,114.24

Finding the Fourth Proportional to 8,501.92, 12,740.40 and 4,114.24

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Solution

The fourth proportional to 8,501.92, 12,740.40 and 4,114.24 is: 6,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501.92 : 12,740.40 = 4,114.24 : x
  2. Step 2: Convert to fraction form
    8,501.92/12,740.40 = 4,114.24/x
  3. Step 3: Cross multiply
    8,501.92x = 12,740.40 × 4,114.24
  4. Step 4: Simplify right side
    8,501.92x = 52,417,063.30
  5. Step 5: Solve for x
    x = 52,417,063.30/8,501.92
  6. Step 6: Final answer
    x = 6,165.32

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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.