Home / 7,320.18-10,101.86-4,337.49

Finding the Fourth Proportional to 7,320.18, 10,101.86 and 4,337.49

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Solution

The fourth proportional to 7,320.18, 10,101.86 and 4,337.49 is: 5,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.18 : 10,101.86 = 4,337.49 : x
  2. Step 2: Convert to fraction form
    7,320.18/10,101.86 = 4,337.49/x
  3. Step 3: Cross multiply
    7,320.18x = 10,101.86 × 4,337.49
  4. Step 4: Simplify right side
    7,320.18x = 43,816,716.73
  5. Step 5: Solve for x
    x = 43,816,716.73/7,320.18
  6. Step 6: Final answer
    x = 5,985.74

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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.