Home / 6,747.48-9,312.21-5,752.44

Finding the Fourth Proportional to 6,747.48, 9,312.21 and 5,752.44

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Solution

The fourth proportional to 6,747.48, 9,312.21 and 5,752.44 is: 7,938.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.48 : 9,312.21 = 5,752.44 : x
  2. Step 2: Convert to fraction form
    6,747.48/9,312.21 = 5,752.44/x
  3. Step 3: Cross multiply
    6,747.48x = 9,312.21 × 5,752.44
  4. Step 4: Simplify right side
    6,747.48x = 53,567,929.29
  5. Step 5: Solve for x
    x = 53,567,929.29/6,747.48
  6. Step 6: Final answer
    x = 7,938.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.