Home / 2,463.57-3,399.98-1,415.70

Finding the Fourth Proportional to 2,463.57, 3,399.98 and 1,415.70

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Solution

The fourth proportional to 2,463.57, 3,399.98 and 1,415.70 is: 1,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.57 : 3,399.98 = 1,415.70 : x
  2. Step 2: Convert to fraction form
    2,463.57/3,399.98 = 1,415.70/x
  3. Step 3: Cross multiply
    2,463.57x = 3,399.98 × 1,415.70
  4. Step 4: Simplify right side
    2,463.57x = 4,813,344.61
  5. Step 5: Solve for x
    x = 4,813,344.61/2,463.57
  6. Step 6: Final answer
    x = 1,953.81

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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.