Home / 5,385.59-8,080.51-3,536.36

Finding the Fourth Proportional to 5,385.59, 8,080.51 and 3,536.36

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Solution

The fourth proportional to 5,385.59, 8,080.51 and 3,536.36 is: 5,305.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,385.59 : 8,080.51 = 3,536.36 : x
  2. Step 2: Convert to fraction form
    5,385.59/8,080.51 = 3,536.36/x
  3. Step 3: Cross multiply
    5,385.59x = 8,080.51 × 3,536.36
  4. Step 4: Simplify right side
    5,385.59x = 28,575,580.03
  5. Step 5: Solve for x
    x = 28,575,580.03/5,385.59
  6. Step 6: Final answer
    x = 5,305.93

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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.