Home / 5,354.30-8,031.45-3,604.70

Finding the Fourth Proportional to 5,354.30, 8,031.45 and 3,604.70

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Solution

The fourth proportional to 5,354.30, 8,031.45 and 3,604.70 is: 5,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.30 : 8,031.45 = 3,604.70 : x
  2. Step 2: Convert to fraction form
    5,354.30/8,031.45 = 3,604.70/x
  3. Step 3: Cross multiply
    5,354.30x = 8,031.45 × 3,604.70
  4. Step 4: Simplify right side
    5,354.30x = 28,950,967.82
  5. Step 5: Solve for x
    x = 28,950,967.82/5,354.30
  6. Step 6: Final answer
    x = 5,407.05

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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.