Home / 2,568.87-3,545.08-1,507.37

Finding the Fourth Proportional to 2,568.87, 3,545.08 and 1,507.37

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Solution

The fourth proportional to 2,568.87, 3,545.08 and 1,507.37 is: 2,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.87 : 3,545.08 = 1,507.37 : x
  2. Step 2: Convert to fraction form
    2,568.87/3,545.08 = 1,507.37/x
  3. Step 3: Cross multiply
    2,568.87x = 3,545.08 × 1,507.37
  4. Step 4: Simplify right side
    2,568.87x = 5,343,725.75
  5. Step 5: Solve for x
    x = 5,343,725.75/2,568.87
  6. Step 6: Final answer
    x = 2,080.19

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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.