Home / 7,358.22-10,154.23-4,000.95

Finding the Fourth Proportional to 7,358.22, 10,154.23 and 4,000.95

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Solution

The fourth proportional to 7,358.22, 10,154.23 and 4,000.95 is: 5,521.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.22 : 10,154.23 = 4,000.95 : x
  2. Step 2: Convert to fraction form
    7,358.22/10,154.23 = 4,000.95/x
  3. Step 3: Cross multiply
    7,358.22x = 10,154.23 × 4,000.95
  4. Step 4: Simplify right side
    7,358.22x = 40,626,566.52
  5. Step 5: Solve for x
    x = 40,626,566.52/7,358.22
  6. Step 6: Final answer
    x = 5,521.25

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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.