Home / 9,742.50-13,451.85-5,970.83

Finding the Fourth Proportional to 9,742.50, 13,451.85 and 5,970.83

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Solution

The fourth proportional to 9,742.50, 13,451.85 and 5,970.83 is: 8,244.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.50 : 13,451.85 = 5,970.83 : x
  2. Step 2: Convert to fraction form
    9,742.50/13,451.85 = 5,970.83/x
  3. Step 3: Cross multiply
    9,742.50x = 13,451.85 × 5,970.83
  4. Step 4: Simplify right side
    9,742.50x = 80,318,642.28
  5. Step 5: Solve for x
    x = 80,318,642.28/9,742.50
  6. Step 6: Final answer
    x = 8,244.15

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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.