Home / 7,305.34-10,082.30-4,789.57

Finding the Fourth Proportional to 7,305.34, 10,082.30 and 4,789.57

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Solution

The fourth proportional to 7,305.34, 10,082.30 and 4,789.57 is: 6,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.34 : 10,082.30 = 4,789.57 : x
  2. Step 2: Convert to fraction form
    7,305.34/10,082.30 = 4,789.57/x
  3. Step 3: Cross multiply
    7,305.34x = 10,082.30 × 4,789.57
  4. Step 4: Simplify right side
    7,305.34x = 48,289,881.61
  5. Step 5: Solve for x
    x = 48,289,881.61/7,305.34
  6. Step 6: Final answer
    x = 6,610.22

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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.