Home / 10,488.88-14,469.60-6,514.62

Finding the Fourth Proportional to 10,488.88, 14,469.60 and 6,514.62

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Solution

The fourth proportional to 10,488.88, 14,469.60 and 6,514.62 is: 8,987.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,488.88 : 14,469.60 = 6,514.62 : x
  2. Step 2: Convert to fraction form
    10,488.88/14,469.60 = 6,514.62/x
  3. Step 3: Cross multiply
    10,488.88x = 14,469.60 × 6,514.62
  4. Step 4: Simplify right side
    10,488.88x = 94,263,945.55
  5. Step 5: Solve for x
    x = 94,263,945.55/10,488.88
  6. Step 6: Final answer
    x = 8,987.04

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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.