Home / 1,877.22-2,816.91-1,507.46

Finding the Fourth Proportional to 1,877.22, 2,816.91 and 1,507.46

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Solution

The fourth proportional to 1,877.22, 2,816.91 and 1,507.46 is: 2,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877.22 : 2,816.91 = 1,507.46 : x
  2. Step 2: Convert to fraction form
    1,877.22/2,816.91 = 1,507.46/x
  3. Step 3: Cross multiply
    1,877.22x = 2,816.91 × 1,507.46
  4. Step 4: Simplify right side
    1,877.22x = 4,246,365.06
  5. Step 5: Solve for x
    x = 4,246,365.06/1,877.22
  6. Step 6: Final answer
    x = 2,262.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.