Home / 7,237.61-10,854.75-3,487.47

Finding the Fourth Proportional to 7,237.61, 10,854.75 and 3,487.47

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Solution

The fourth proportional to 7,237.61, 10,854.75 and 3,487.47 is: 5,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.61 : 10,854.75 = 3,487.47 : x
  2. Step 2: Convert to fraction form
    7,237.61/10,854.75 = 3,487.47/x
  3. Step 3: Cross multiply
    7,237.61x = 10,854.75 × 3,487.47
  4. Step 4: Simplify right side
    7,237.61x = 37,855,614.98
  5. Step 5: Solve for x
    x = 37,855,614.98/7,237.61
  6. Step 6: Final answer
    x = 5,230.41

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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.