Home / 2,898.13-4,347.96-1,254.30

Finding the Fourth Proportional to 2,898.13, 4,347.96 and 1,254.30

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Solution

The fourth proportional to 2,898.13, 4,347.96 and 1,254.30 is: 1,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.13 : 4,347.96 = 1,254.30 : x
  2. Step 2: Convert to fraction form
    2,898.13/4,347.96 = 1,254.30/x
  3. Step 3: Cross multiply
    2,898.13x = 4,347.96 × 1,254.30
  4. Step 4: Simplify right side
    2,898.13x = 5,453,646.23
  5. Step 5: Solve for x
    x = 5,453,646.23/2,898.13
  6. Step 6: Final answer
    x = 1,881.78

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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.