Home / 1,592.96-2,387.12-1,131.64

Finding the Fourth Proportional to 1,592.96, 2,387.12 and 1,131.64

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Solution

The fourth proportional to 1,592.96, 2,387.12 and 1,131.64 is: 1,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.96 : 2,387.12 = 1,131.64 : x
  2. Step 2: Convert to fraction form
    1,592.96/2,387.12 = 1,131.64/x
  3. Step 3: Cross multiply
    1,592.96x = 2,387.12 × 1,131.64
  4. Step 4: Simplify right side
    1,592.96x = 2,701,342.88
  5. Step 5: Solve for x
    x = 2,701,342.88/1,592.96
  6. Step 6: Final answer
    x = 1,695.80

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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.