Home / 1,558.32-2,326.08-1,373.80

Finding the Fourth Proportional to 1,558.32, 2,326.08 and 1,373.80

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Solution

The fourth proportional to 1,558.32, 2,326.08 and 1,373.80 is: 2,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.32 : 2,326.08 = 1,373.80 : x
  2. Step 2: Convert to fraction form
    1,558.32/2,326.08 = 1,373.80/x
  3. Step 3: Cross multiply
    1,558.32x = 2,326.08 × 1,373.80
  4. Step 4: Simplify right side
    1,558.32x = 3,195,562.89
  5. Step 5: Solve for x
    x = 3,195,562.89/1,558.32
  6. Step 6: Final answer
    x = 2,050.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.