Home / 5,442.72-7,510.86-3,052.68

Finding the Fourth Proportional to 5,442.72, 7,510.86 and 3,052.68

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Solution

The fourth proportional to 5,442.72, 7,510.86 and 3,052.68 is: 4,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.72 : 7,510.86 = 3,052.68 : x
  2. Step 2: Convert to fraction form
    5,442.72/7,510.86 = 3,052.68/x
  3. Step 3: Cross multiply
    5,442.72x = 7,510.86 × 3,052.68
  4. Step 4: Simplify right side
    5,442.72x = 22,928,252.10
  5. Step 5: Solve for x
    x = 22,928,252.10/5,442.72
  6. Step 6: Final answer
    x = 4,212.65

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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.