Home / 5,498.03-8,246.13-1,987.36

Finding the Fourth Proportional to 5,498.03, 8,246.13 and 1,987.36

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Solution

The fourth proportional to 5,498.03, 8,246.13 and 1,987.36 is: 2,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.03 : 8,246.13 = 1,987.36 : x
  2. Step 2: Convert to fraction form
    5,498.03/8,246.13 = 1,987.36/x
  3. Step 3: Cross multiply
    5,498.03x = 8,246.13 × 1,987.36
  4. Step 4: Simplify right side
    5,498.03x = 16,387,987.69
  5. Step 5: Solve for x
    x = 16,387,987.69/5,498.03
  6. Step 6: Final answer
    x = 2,980.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.