Home / 7,371.74-10,172.59-4,184.19

Finding the Fourth Proportional to 7,371.74, 10,172.59 and 4,184.19

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Solution

The fourth proportional to 7,371.74, 10,172.59 and 4,184.19 is: 5,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.74 : 10,172.59 = 4,184.19 : x
  2. Step 2: Convert to fraction form
    7,371.74/10,172.59 = 4,184.19/x
  3. Step 3: Cross multiply
    7,371.74x = 10,172.59 × 4,184.19
  4. Step 4: Simplify right side
    7,371.74x = 42,564,049.35
  5. Step 5: Solve for x
    x = 42,564,049.35/7,371.74
  6. Step 6: Final answer
    x = 5,773.95

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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.