Home / 7,353.42-10,149.48-4,211.46

Finding the Fourth Proportional to 7,353.42, 10,149.48 and 4,211.46

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Solution

The fourth proportional to 7,353.42, 10,149.48 and 4,211.46 is: 5,812.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.42 : 10,149.48 = 4,211.46 : x
  2. Step 2: Convert to fraction form
    7,353.42/10,149.48 = 4,211.46/x
  3. Step 3: Cross multiply
    7,353.42x = 10,149.48 × 4,211.46
  4. Step 4: Simplify right side
    7,353.42x = 42,744,129.04
  5. Step 5: Solve for x
    x = 42,744,129.04/7,353.42
  6. Step 6: Final answer
    x = 5,812.82

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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.