Home / 2,568.60-3,544.65-1,507.01

Finding the Fourth Proportional to 2,568.60, 3,544.65 and 1,507.01

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Solution

The fourth proportional to 2,568.60, 3,544.65 and 1,507.01 is: 2,079.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.60 : 3,544.65 = 1,507.01 : x
  2. Step 2: Convert to fraction form
    2,568.60/3,544.65 = 1,507.01/x
  3. Step 3: Cross multiply
    2,568.60x = 3,544.65 × 1,507.01
  4. Step 4: Simplify right side
    2,568.60x = 5,341,805.27
  5. Step 5: Solve for x
    x = 5,341,805.27/2,568.60
  6. Step 6: Final answer
    x = 2,079.66

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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.