Home / 2,315.28-3,472.60-583.80

Finding the Fourth Proportional to 2,315.28, 3,472.60 and 583.80

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Solution

The fourth proportional to 2,315.28, 3,472.60 and 583.80 is: 875.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315.28 : 3,472.60 = 583.80 : x
  2. Step 2: Convert to fraction form
    2,315.28/3,472.60 = 583.80/x
  3. Step 3: Cross multiply
    2,315.28x = 3,472.60 × 583.80
  4. Step 4: Simplify right side
    2,315.28x = 2,027,303.88
  5. Step 5: Solve for x
    x = 2,027,303.88/2,315.28
  6. Step 6: Final answer
    x = 875.62

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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.