Home / 7,013.18-9,679.24-4,498.13

Finding the Fourth Proportional to 7,013.18, 9,679.24 and 4,498.13

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Solution

The fourth proportional to 7,013.18, 9,679.24 and 4,498.13 is: 6,208.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.18 : 9,679.24 = 4,498.13 : x
  2. Step 2: Convert to fraction form
    7,013.18/9,679.24 = 4,498.13/x
  3. Step 3: Cross multiply
    7,013.18x = 9,679.24 × 4,498.13
  4. Step 4: Simplify right side
    7,013.18x = 43,538,479.82
  5. Step 5: Solve for x
    x = 43,538,479.82/7,013.18
  6. Step 6: Final answer
    x = 6,208.09

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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.