Home / 7,510.68-11,254.44-3,609.72

Finding the Fourth Proportional to 7,510.68, 11,254.44 and 3,609.72

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Solution

The fourth proportional to 7,510.68, 11,254.44 and 3,609.72 is: 5,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.68 : 11,254.44 = 3,609.72 : x
  2. Step 2: Convert to fraction form
    7,510.68/11,254.44 = 3,609.72/x
  3. Step 3: Cross multiply
    7,510.68x = 11,254.44 × 3,609.72
  4. Step 4: Simplify right side
    7,510.68x = 40,625,377.16
  5. Step 5: Solve for x
    x = 40,625,377.16/7,510.68
  6. Step 6: Final answer
    x = 5,409.01

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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.