Home / 5,760.55-8,637.99-1,864.45

Finding the Fourth Proportional to 5,760.55, 8,637.99 and 1,864.45

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Solution

The fourth proportional to 5,760.55, 8,637.99 and 1,864.45 is: 2,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.55 : 8,637.99 = 1,864.45 : x
  2. Step 2: Convert to fraction form
    5,760.55/8,637.99 = 1,864.45/x
  3. Step 3: Cross multiply
    5,760.55x = 8,637.99 × 1,864.45
  4. Step 4: Simplify right side
    5,760.55x = 16,105,100.46
  5. Step 5: Solve for x
    x = 16,105,100.46/5,760.55
  6. Step 6: Final answer
    x = 2,795.76

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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.