Home / 10,306.83-15,460.29-4,382.19

Finding the Fourth Proportional to 10,306.83, 15,460.29 and 4,382.19

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Solution

The fourth proportional to 10,306.83, 15,460.29 and 4,382.19 is: 6,573.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.83 : 15,460.29 = 4,382.19 : x
  2. Step 2: Convert to fraction form
    10,306.83/15,460.29 = 4,382.19/x
  3. Step 3: Cross multiply
    10,306.83x = 15,460.29 × 4,382.19
  4. Step 4: Simplify right side
    10,306.83x = 67,749,928.24
  5. Step 5: Solve for x
    x = 67,749,928.24/10,306.83
  6. Step 6: Final answer
    x = 6,573.30

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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.