Home / 9,051.19-13,573.46-3,126.57

Finding the Fourth Proportional to 9,051.19, 13,573.46 and 3,126.57

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Solution

The fourth proportional to 9,051.19, 13,573.46 and 3,126.57 is: 4,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,051.19 : 13,573.46 = 3,126.57 : x
  2. Step 2: Convert to fraction form
    9,051.19/13,573.46 = 3,126.57/x
  3. Step 3: Cross multiply
    9,051.19x = 13,573.46 × 3,126.57
  4. Step 4: Simplify right side
    9,051.19x = 42,438,357.20
  5. Step 5: Solve for x
    x = 42,438,357.20/9,051.19
  6. Step 6: Final answer
    x = 4,688.70

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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.