Home / 5,514.12-8,287.65-4,070.70

Finding the Fourth Proportional to 5,514.12, 8,287.65 and 4,070.70

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Solution

The fourth proportional to 5,514.12, 8,287.65 and 4,070.70 is: 6,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.12 : 8,287.65 = 4,070.70 : x
  2. Step 2: Convert to fraction form
    5,514.12/8,287.65 = 4,070.70/x
  3. Step 3: Cross multiply
    5,514.12x = 8,287.65 × 4,070.70
  4. Step 4: Simplify right side
    5,514.12x = 33,736,536.86
  5. Step 5: Solve for x
    x = 33,736,536.86/5,514.12
  6. Step 6: Final answer
    x = 6,118.21

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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.