Home / 7,545.47-11,315.77-3,596.31

Finding the Fourth Proportional to 7,545.47, 11,315.77 and 3,596.31

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Solution

The fourth proportional to 7,545.47, 11,315.77 and 3,596.31 is: 5,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.47 : 11,315.77 = 3,596.31 : x
  2. Step 2: Convert to fraction form
    7,545.47/11,315.77 = 3,596.31/x
  3. Step 3: Cross multiply
    7,545.47x = 11,315.77 × 3,596.31
  4. Step 4: Simplify right side
    7,545.47x = 40,695,007.82
  5. Step 5: Solve for x
    x = 40,695,007.82/7,545.47
  6. Step 6: Final answer
    x = 5,393.31

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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.