Home / 2,545.64-3,513.06-1,551.24

Finding the Fourth Proportional to 2,545.64, 3,513.06 and 1,551.24

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Solution

The fourth proportional to 2,545.64, 3,513.06 and 1,551.24 is: 2,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.64 : 3,513.06 = 1,551.24 : x
  2. Step 2: Convert to fraction form
    2,545.64/3,513.06 = 1,551.24/x
  3. Step 3: Cross multiply
    2,545.64x = 3,513.06 × 1,551.24
  4. Step 4: Simplify right side
    2,545.64x = 5,449,599.19
  5. Step 5: Solve for x
    x = 5,449,599.19/2,545.64
  6. Step 6: Final answer
    x = 2,140.76

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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.