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Finding the Fourth Proportional to 7,358.03, 10,156.13 and 4,525.86

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Solution

The fourth proportional to 7,358.03, 10,156.13 and 4,525.86 is: 6,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.03 : 10,156.13 = 4,525.86 : x
  2. Step 2: Convert to fraction form
    7,358.03/10,156.13 = 4,525.86/x
  3. Step 3: Cross multiply
    7,358.03x = 10,156.13 × 4,525.86
  4. Step 4: Simplify right side
    7,358.03x = 45,965,199.89
  5. Step 5: Solve for x
    x = 45,965,199.89/7,358.03
  6. Step 6: Final answer
    x = 6,246.95

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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.