Home / 5,535.16-7,632.66-3,545.80

Finding the Fourth Proportional to 5,535.16, 7,632.66 and 3,545.80

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Solution

The fourth proportional to 5,535.16, 7,632.66 and 3,545.80 is: 4,889.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.16 : 7,632.66 = 3,545.80 : x
  2. Step 2: Convert to fraction form
    5,535.16/7,632.66 = 3,545.80/x
  3. Step 3: Cross multiply
    5,535.16x = 7,632.66 × 3,545.80
  4. Step 4: Simplify right side
    5,535.16x = 27,063,885.83
  5. Step 5: Solve for x
    x = 27,063,885.83/5,535.16
  6. Step 6: Final answer
    x = 4,889.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.