Home / 5,456.08-8,184.20-1,560.49

Finding the Fourth Proportional to 5,456.08, 8,184.20 and 1,560.49

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Solution

The fourth proportional to 5,456.08, 8,184.20 and 1,560.49 is: 2,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.08 : 8,184.20 = 1,560.49 : x
  2. Step 2: Convert to fraction form
    5,456.08/8,184.20 = 1,560.49/x
  3. Step 3: Cross multiply
    5,456.08x = 8,184.20 × 1,560.49
  4. Step 4: Simplify right side
    5,456.08x = 12,771,362.26
  5. Step 5: Solve for x
    x = 12,771,362.26/5,456.08
  6. Step 6: Final answer
    x = 2,340.76

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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.