Home / 10,367.12-15,538.50-4,808.76

Finding the Fourth Proportional to 10,367.12, 15,538.50 and 4,808.76

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Solution

The fourth proportional to 10,367.12, 15,538.50 and 4,808.76 is: 7,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.12 : 15,538.50 = 4,808.76 : x
  2. Step 2: Convert to fraction form
    10,367.12/15,538.50 = 4,808.76/x
  3. Step 3: Cross multiply
    10,367.12x = 15,538.50 × 4,808.76
  4. Step 4: Simplify right side
    10,367.12x = 74,720,917.26
  5. Step 5: Solve for x
    x = 74,720,917.26/10,367.12
  6. Step 6: Final answer
    x = 7,207.49

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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.