Home / 7,424.64-10,247.04-4,631.04

Finding the Fourth Proportional to 7,424.64, 10,247.04 and 4,631.04

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Solution

The fourth proportional to 7,424.64, 10,247.04 and 4,631.04 is: 6,391.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.64 : 10,247.04 = 4,631.04 : x
  2. Step 2: Convert to fraction form
    7,424.64/10,247.04 = 4,631.04/x
  3. Step 3: Cross multiply
    7,424.64x = 10,247.04 × 4,631.04
  4. Step 4: Simplify right side
    7,424.64x = 47,454,452.12
  5. Step 5: Solve for x
    x = 47,454,452.12/7,424.64
  6. Step 6: Final answer
    x = 6,391.48

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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.