Home / 10,306.08-15,456.04-3,730.76

Finding the Fourth Proportional to 10,306.08, 15,456.04 and 3,730.76

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Solution

The fourth proportional to 10,306.08, 15,456.04 and 3,730.76 is: 5,595.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.08 : 15,456.04 = 3,730.76 : x
  2. Step 2: Convert to fraction form
    10,306.08/15,456.04 = 3,730.76/x
  3. Step 3: Cross multiply
    10,306.08x = 15,456.04 × 3,730.76
  4. Step 4: Simplify right side
    10,306.08x = 57,662,775.79
  5. Step 5: Solve for x
    x = 57,662,775.79/10,306.08
  6. Step 6: Final answer
    x = 5,595.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.