Home / 5,306.10-7,321.64-2,948.24

Finding the Fourth Proportional to 5,306.10, 7,321.64 and 2,948.24

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Solution

The fourth proportional to 5,306.10, 7,321.64 and 2,948.24 is: 4,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.10 : 7,321.64 = 2,948.24 : x
  2. Step 2: Convert to fraction form
    5,306.10/7,321.64 = 2,948.24/x
  3. Step 3: Cross multiply
    5,306.10x = 7,321.64 × 2,948.24
  4. Step 4: Simplify right side
    5,306.10x = 21,585,951.91
  5. Step 5: Solve for x
    x = 21,585,951.91/5,306.10
  6. Step 6: Final answer
    x = 4,068.14

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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.