Home / 6,246.40-9,367.80-5,148.04

Finding the Fourth Proportional to 6,246.40, 9,367.80 and 5,148.04

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Solution

The fourth proportional to 6,246.40, 9,367.80 and 5,148.04 is: 7,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.40 : 9,367.80 = 5,148.04 : x
  2. Step 2: Convert to fraction form
    6,246.40/9,367.80 = 5,148.04/x
  3. Step 3: Cross multiply
    6,246.40x = 9,367.80 × 5,148.04
  4. Step 4: Simplify right side
    6,246.40x = 48,225,809.11
  5. Step 5: Solve for x
    x = 48,225,809.11/6,246.40
  6. Step 6: Final answer
    x = 7,720.58

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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.