Home / 5,437.71-8,156.69-3,080.88

Finding the Fourth Proportional to 5,437.71, 8,156.69 and 3,080.88

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Solution

The fourth proportional to 5,437.71, 8,156.69 and 3,080.88 is: 4,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.71 : 8,156.69 = 3,080.88 : x
  2. Step 2: Convert to fraction form
    5,437.71/8,156.69 = 3,080.88/x
  3. Step 3: Cross multiply
    5,437.71x = 8,156.69 × 3,080.88
  4. Step 4: Simplify right side
    5,437.71x = 25,129,779.24
  5. Step 5: Solve for x
    x = 25,129,779.24/5,437.71
  6. Step 6: Final answer
    x = 4,621.39

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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.