Home / 2,403.19-3,314.12-1,562.93

Finding the Fourth Proportional to 2,403.19, 3,314.12 and 1,562.93

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Solution

The fourth proportional to 2,403.19, 3,314.12 and 1,562.93 is: 2,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.19 : 3,314.12 = 1,562.93 : x
  2. Step 2: Convert to fraction form
    2,403.19/3,314.12 = 1,562.93/x
  3. Step 3: Cross multiply
    2,403.19x = 3,314.12 × 1,562.93
  4. Step 4: Simplify right side
    2,403.19x = 5,179,725.61
  5. Step 5: Solve for x
    x = 5,179,725.61/2,403.19
  6. Step 6: Final answer
    x = 2,155.36

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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.