Home / 3,148.01-4,722.57-1,298.11

Finding the Fourth Proportional to 3,148.01, 4,722.57 and 1,298.11

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Solution

The fourth proportional to 3,148.01, 4,722.57 and 1,298.11 is: 1,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.01 : 4,722.57 = 1,298.11 : x
  2. Step 2: Convert to fraction form
    3,148.01/4,722.57 = 1,298.11/x
  3. Step 3: Cross multiply
    3,148.01x = 4,722.57 × 1,298.11
  4. Step 4: Simplify right side
    3,148.01x = 6,130,398.67
  5. Step 5: Solve for x
    x = 6,130,398.67/3,148.01
  6. Step 6: Final answer
    x = 1,947.39

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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.