Home / 5,320.46-7,342.11-2,962.55

Finding the Fourth Proportional to 5,320.46, 7,342.11 and 2,962.55

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Solution

The fourth proportional to 5,320.46, 7,342.11 and 2,962.55 is: 4,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.46 : 7,342.11 = 2,962.55 : x
  2. Step 2: Convert to fraction form
    5,320.46/7,342.11 = 2,962.55/x
  3. Step 3: Cross multiply
    5,320.46x = 7,342.11 × 2,962.55
  4. Step 4: Simplify right side
    5,320.46x = 21,751,367.98
  5. Step 5: Solve for x
    x = 21,751,367.98/5,320.46
  6. Step 6: Final answer
    x = 4,088.25

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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.