Home / 9,080.78-13,612.65-3,537.68

Finding the Fourth Proportional to 9,080.78, 13,612.65 and 3,537.68

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Solution

The fourth proportional to 9,080.78, 13,612.65 and 3,537.68 is: 5,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.78 : 13,612.65 = 3,537.68 : x
  2. Step 2: Convert to fraction form
    9,080.78/13,612.65 = 3,537.68/x
  3. Step 3: Cross multiply
    9,080.78x = 13,612.65 × 3,537.68
  4. Step 4: Simplify right side
    9,080.78x = 48,157,199.65
  5. Step 5: Solve for x
    x = 48,157,199.65/9,080.78
  6. Step 6: Final answer
    x = 5,303.20

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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.