Home / 8,722.96-13,077.64-4,337.04

Finding the Fourth Proportional to 8,722.96, 13,077.64 and 4,337.04

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Solution

The fourth proportional to 8,722.96, 13,077.64 and 4,337.04 is: 6,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.96 : 13,077.64 = 4,337.04 : x
  2. Step 2: Convert to fraction form
    8,722.96/13,077.64 = 4,337.04/x
  3. Step 3: Cross multiply
    8,722.96x = 13,077.64 × 4,337.04
  4. Step 4: Simplify right side
    8,722.96x = 56,718,247.79
  5. Step 5: Solve for x
    x = 56,718,247.79/8,722.96
  6. Step 6: Final answer
    x = 6,502.18

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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.