Home / 2,570.12-3,546.36-1,507.81

Finding the Fourth Proportional to 2,570.12, 3,546.36 and 1,507.81

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Solution

The fourth proportional to 2,570.12, 3,546.36 and 1,507.81 is: 2,080.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570.12 : 3,546.36 = 1,507.81 : x
  2. Step 2: Convert to fraction form
    2,570.12/3,546.36 = 1,507.81/x
  3. Step 3: Cross multiply
    2,570.12x = 3,546.36 × 1,507.81
  4. Step 4: Simplify right side
    2,570.12x = 5,347,228.21
  5. Step 5: Solve for x
    x = 5,347,228.21/2,570.12
  6. Step 6: Final answer
    x = 2,080.53

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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.