Home / 7,402.34-10,217.10-4,754.37

Finding the Fourth Proportional to 7,402.34, 10,217.10 and 4,754.37

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Solution

The fourth proportional to 7,402.34, 10,217.10 and 4,754.37 is: 6,562.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.34 : 10,217.10 = 4,754.37 : x
  2. Step 2: Convert to fraction form
    7,402.34/10,217.10 = 4,754.37/x
  3. Step 3: Cross multiply
    7,402.34x = 10,217.10 × 4,754.37
  4. Step 4: Simplify right side
    7,402.34x = 48,575,873.73
  5. Step 5: Solve for x
    x = 48,575,873.73/7,402.34
  6. Step 6: Final answer
    x = 6,562.23

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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.