Home / 7,197.18-10,795.76-4,288.47

Finding the Fourth Proportional to 7,197.18, 10,795.76 and 4,288.47

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Solution

The fourth proportional to 7,197.18, 10,795.76 and 4,288.47 is: 6,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.18 : 10,795.76 = 4,288.47 : x
  2. Step 2: Convert to fraction form
    7,197.18/10,795.76 = 4,288.47/x
  3. Step 3: Cross multiply
    7,197.18x = 10,795.76 × 4,288.47
  4. Step 4: Simplify right side
    7,197.18x = 46,297,292.89
  5. Step 5: Solve for x
    x = 46,297,292.89/7,197.18
  6. Step 6: Final answer
    x = 6,432.70

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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.