Home / 4,298.13-6,442.20-3,519.45

Finding the Fourth Proportional to 4,298.13, 6,442.20 and 3,519.45

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Solution

The fourth proportional to 4,298.13, 6,442.20 and 3,519.45 is: 5,275.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.13 : 6,442.20 = 3,519.45 : x
  2. Step 2: Convert to fraction form
    4,298.13/6,442.20 = 3,519.45/x
  3. Step 3: Cross multiply
    4,298.13x = 6,442.20 × 3,519.45
  4. Step 4: Simplify right side
    4,298.13x = 22,673,000.79
  5. Step 5: Solve for x
    x = 22,673,000.79/4,298.13
  6. Step 6: Final answer
    x = 5,275.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.