Home / 7,624.04-11,493.20-7,116.02

Finding the Fourth Proportional to 7,624.04, 11,493.20 and 7,116.02

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Solution

The fourth proportional to 7,624.04, 11,493.20 and 7,116.02 is: 10,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.04 : 11,493.20 = 7,116.02 : x
  2. Step 2: Convert to fraction form
    7,624.04/11,493.20 = 7,116.02/x
  3. Step 3: Cross multiply
    7,624.04x = 11,493.20 × 7,116.02
  4. Step 4: Simplify right side
    7,624.04x = 81,785,748.02
  5. Step 5: Solve for x
    x = 81,785,748.02/7,624.04
  6. Step 6: Final answer
    x = 10,727.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.