Home / 5,359.08-8,038.68-3,521.76

Finding the Fourth Proportional to 5,359.08, 8,038.68 and 3,521.76

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Solution

The fourth proportional to 5,359.08, 8,038.68 and 3,521.76 is: 5,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.08 : 8,038.68 = 3,521.76 : x
  2. Step 2: Convert to fraction form
    5,359.08/8,038.68 = 3,521.76/x
  3. Step 3: Cross multiply
    5,359.08x = 8,038.68 × 3,521.76
  4. Step 4: Simplify right side
    5,359.08x = 28,310,301.68
  5. Step 5: Solve for x
    x = 28,310,301.68/5,359.08
  6. Step 6: Final answer
    x = 5,282.68

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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.