Home / 2,319.73-3,472.95-1,439.59

Finding the Fourth Proportional to 2,319.73, 3,472.95 and 1,439.59

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Solution

The fourth proportional to 2,319.73, 3,472.95 and 1,439.59 is: 2,155.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.73 : 3,472.95 = 1,439.59 : x
  2. Step 2: Convert to fraction form
    2,319.73/3,472.95 = 1,439.59/x
  3. Step 3: Cross multiply
    2,319.73x = 3,472.95 × 1,439.59
  4. Step 4: Simplify right side
    2,319.73x = 4,999,624.09
  5. Step 5: Solve for x
    x = 4,999,624.09/2,319.73
  6. Step 6: Final answer
    x = 2,155.26

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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.