Home / 11,545.02-17,320.10-4,525.69

Finding the Fourth Proportional to 11,545.02, 17,320.10 and 4,525.69

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Solution

The fourth proportional to 11,545.02, 17,320.10 and 4,525.69 is: 6,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,545.02 : 17,320.10 = 4,525.69 : x
  2. Step 2: Convert to fraction form
    11,545.02/17,320.10 = 4,525.69/x
  3. Step 3: Cross multiply
    11,545.02x = 17,320.10 × 4,525.69
  4. Step 4: Simplify right side
    11,545.02x = 78,385,485.12
  5. Step 5: Solve for x
    x = 78,385,485.12/11,545.02
  6. Step 6: Final answer
    x = 6,789.55

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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.