Home / 9,729.17-14,595.88-3,156.02

Finding the Fourth Proportional to 9,729.17, 14,595.88 and 3,156.02

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Solution

The fourth proportional to 9,729.17, 14,595.88 and 3,156.02 is: 4,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,729.17 : 14,595.88 = 3,156.02 : x
  2. Step 2: Convert to fraction form
    9,729.17/14,595.88 = 3,156.02/x
  3. Step 3: Cross multiply
    9,729.17x = 14,595.88 × 3,156.02
  4. Step 4: Simplify right side
    9,729.17x = 46,064,889.20
  5. Step 5: Solve for x
    x = 46,064,889.20/9,729.17
  6. Step 6: Final answer
    x = 4,734.72

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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.