Home / 9,386.30-14,079.45-3,145.16

Finding the Fourth Proportional to 9,386.30, 14,079.45 and 3,145.16

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Solution

The fourth proportional to 9,386.30, 14,079.45 and 3,145.16 is: 4,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.30 : 14,079.45 = 3,145.16 : x
  2. Step 2: Convert to fraction form
    9,386.30/14,079.45 = 3,145.16/x
  3. Step 3: Cross multiply
    9,386.30x = 14,079.45 × 3,145.16
  4. Step 4: Simplify right side
    9,386.30x = 44,282,052.56
  5. Step 5: Solve for x
    x = 44,282,052.56/9,386.30
  6. Step 6: Final answer
    x = 4,717.74

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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.