Home / 2,527.61-3,487.86-1,864.83

Finding the Fourth Proportional to 2,527.61, 3,487.86 and 1,864.83

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Solution

The fourth proportional to 2,527.61, 3,487.86 and 1,864.83 is: 2,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.61 : 3,487.86 = 1,864.83 : x
  2. Step 2: Convert to fraction form
    2,527.61/3,487.86 = 1,864.83/x
  3. Step 3: Cross multiply
    2,527.61x = 3,487.86 × 1,864.83
  4. Step 4: Simplify right side
    2,527.61x = 6,504,265.96
  5. Step 5: Solve for x
    x = 6,504,265.96/2,527.61
  6. Step 6: Final answer
    x = 2,573.29

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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.