Home / 7,444.20-10,266.14-5,760.20

Finding the Fourth Proportional to 7,444.20, 10,266.14 and 5,760.20

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Solution

The fourth proportional to 7,444.20, 10,266.14 and 5,760.20 is: 7,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.20 : 10,266.14 = 5,760.20 : x
  2. Step 2: Convert to fraction form
    7,444.20/10,266.14 = 5,760.20/x
  3. Step 3: Cross multiply
    7,444.20x = 10,266.14 × 5,760.20
  4. Step 4: Simplify right side
    7,444.20x = 59,135,019.63
  5. Step 5: Solve for x
    x = 59,135,019.63/7,444.20
  6. Step 6: Final answer
    x = 7,943.77

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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.