Home / 2,527.77-3,489.99-1,631.91

Finding the Fourth Proportional to 2,527.77, 3,489.99 and 1,631.91

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Solution

The fourth proportional to 2,527.77, 3,489.99 and 1,631.91 is: 2,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.77 : 3,489.99 = 1,631.91 : x
  2. Step 2: Convert to fraction form
    2,527.77/3,489.99 = 1,631.91/x
  3. Step 3: Cross multiply
    2,527.77x = 3,489.99 × 1,631.91
  4. Step 4: Simplify right side
    2,527.77x = 5,695,356.55
  5. Step 5: Solve for x
    x = 5,695,356.55/2,527.77
  6. Step 6: Final answer
    x = 2,253.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.