Home / 5,240.10-7,859.52-1,344.24

Finding the Fourth Proportional to 5,240.10, 7,859.52 and 1,344.24

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Solution

The fourth proportional to 5,240.10, 7,859.52 and 1,344.24 is: 2,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.10 : 7,859.52 = 1,344.24 : x
  2. Step 2: Convert to fraction form
    5,240.10/7,859.52 = 1,344.24/x
  3. Step 3: Cross multiply
    5,240.10x = 7,859.52 × 1,344.24
  4. Step 4: Simplify right side
    5,240.10x = 10,565,081.16
  5. Step 5: Solve for x
    x = 10,565,081.16/5,240.10
  6. Step 6: Final answer
    x = 2,016.20

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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.