Home / 5,437.88-8,156.81-2,359.88

Finding the Fourth Proportional to 5,437.88, 8,156.81 and 2,359.88

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Solution

The fourth proportional to 5,437.88, 8,156.81 and 2,359.88 is: 3,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.88 : 8,156.81 = 2,359.88 : x
  2. Step 2: Convert to fraction form
    5,437.88/8,156.81 = 2,359.88/x
  3. Step 3: Cross multiply
    5,437.88x = 8,156.81 × 2,359.88
  4. Step 4: Simplify right side
    5,437.88x = 19,249,057.90
  5. Step 5: Solve for x
    x = 19,249,057.90/5,437.88
  6. Step 6: Final answer
    x = 3,539.81

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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.