Home / 7,510.70-11,263.65-3,127.10

Finding the Fourth Proportional to 7,510.70, 11,263.65 and 3,127.10

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Solution

The fourth proportional to 7,510.70, 11,263.65 and 3,127.10 is: 4,689.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.70 : 11,263.65 = 3,127.10 : x
  2. Step 2: Convert to fraction form
    7,510.70/11,263.65 = 3,127.10/x
  3. Step 3: Cross multiply
    7,510.70x = 11,263.65 × 3,127.10
  4. Step 4: Simplify right side
    7,510.70x = 35,222,559.92
  5. Step 5: Solve for x
    x = 35,222,559.92/7,510.70
  6. Step 6: Final answer
    x = 4,689.65

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Similar ratio
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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.