Home / 10,146.53-15,215.31-4,599.65

Finding the Fourth Proportional to 10,146.53, 15,215.31 and 4,599.65

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Solution

The fourth proportional to 10,146.53, 15,215.31 and 4,599.65 is: 6,897.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.53 : 15,215.31 = 4,599.65 : x
  2. Step 2: Convert to fraction form
    10,146.53/15,215.31 = 4,599.65/x
  3. Step 3: Cross multiply
    10,146.53x = 15,215.31 × 4,599.65
  4. Step 4: Simplify right side
    10,146.53x = 69,985,138.68
  5. Step 5: Solve for x
    x = 69,985,138.68/10,146.53
  6. Step 6: Final answer
    x = 6,897.44

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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.