Home / 7,262.12-10,019.53-4,276.87

Finding the Fourth Proportional to 7,262.12, 10,019.53 and 4,276.87

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Solution

The fourth proportional to 7,262.12, 10,019.53 and 4,276.87 is: 5,900.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.12 : 10,019.53 = 4,276.87 : x
  2. Step 2: Convert to fraction form
    7,262.12/10,019.53 = 4,276.87/x
  3. Step 3: Cross multiply
    7,262.12x = 10,019.53 × 4,276.87
  4. Step 4: Simplify right side
    7,262.12x = 42,852,207.57
  5. Step 5: Solve for x
    x = 42,852,207.57/7,262.12
  6. Step 6: Final answer
    x = 5,900.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.