Home / 7,510.55-11,264.54-3,126.83

Finding the Fourth Proportional to 7,510.55, 11,264.54 and 3,126.83

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Solution

The fourth proportional to 7,510.55, 11,264.54 and 3,126.83 is: 4,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.55 : 11,264.54 = 3,126.83 : x
  2. Step 2: Convert to fraction form
    7,510.55/11,264.54 = 3,126.83/x
  3. Step 3: Cross multiply
    7,510.55x = 11,264.54 × 3,126.83
  4. Step 4: Simplify right side
    7,510.55x = 35,222,229.65
  5. Step 5: Solve for x
    x = 35,222,229.65/7,510.55
  6. Step 6: Final answer
    x = 4,689.70

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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.