Home / 7,321.19-10,101.49-4,337.76

Finding the Fourth Proportional to 7,321.19, 10,101.49 and 4,337.76

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Solution

The fourth proportional to 7,321.19, 10,101.49 and 4,337.76 is: 5,985.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.19 : 10,101.49 = 4,337.76 : x
  2. Step 2: Convert to fraction form
    7,321.19/10,101.49 = 4,337.76/x
  3. Step 3: Cross multiply
    7,321.19x = 10,101.49 × 4,337.76
  4. Step 4: Simplify right side
    7,321.19x = 43,817,839.26
  5. Step 5: Solve for x
    x = 43,817,839.26/7,321.19
  6. Step 6: Final answer
    x = 5,985.07

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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.