Home / 9,246.47-13,870.40-2,672.70

Finding the Fourth Proportional to 9,246.47, 13,870.40 and 2,672.70

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Solution

The fourth proportional to 9,246.47, 13,870.40 and 2,672.70 is: 4,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.47 : 13,870.40 = 2,672.70 : x
  2. Step 2: Convert to fraction form
    9,246.47/13,870.40 = 2,672.70/x
  3. Step 3: Cross multiply
    9,246.47x = 13,870.40 × 2,672.70
  4. Step 4: Simplify right side
    9,246.47x = 37,071,404.72
  5. Step 5: Solve for x
    x = 37,071,404.72/9,246.47
  6. Step 6: Final answer
    x = 4,009.25

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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.