Home / 5,239.04-7,215.80-4,844.88

Finding the Fourth Proportional to 5,239.04, 7,215.80 and 4,844.88

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Solution

The fourth proportional to 5,239.04, 7,215.80 and 4,844.88 is: 6,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.04 : 7,215.80 = 4,844.88 : x
  2. Step 2: Convert to fraction form
    5,239.04/7,215.80 = 4,844.88/x
  3. Step 3: Cross multiply
    5,239.04x = 7,215.80 × 4,844.88
  4. Step 4: Simplify right side
    5,239.04x = 34,959,685.10
  5. Step 5: Solve for x
    x = 34,959,685.10/5,239.04
  6. Step 6: Final answer
    x = 6,672.92

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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.