Home / 2,248.25-3,370.35-1,207.40

Finding the Fourth Proportional to 2,248.25, 3,370.35 and 1,207.40

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Solution

The fourth proportional to 2,248.25, 3,370.35 and 1,207.40 is: 1,810.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.25 : 3,370.35 = 1,207.40 : x
  2. Step 2: Convert to fraction form
    2,248.25/3,370.35 = 1,207.40/x
  3. Step 3: Cross multiply
    2,248.25x = 3,370.35 × 1,207.40
  4. Step 4: Simplify right side
    2,248.25x = 4,069,360.59
  5. Step 5: Solve for x
    x = 4,069,360.59/2,248.25
  6. Step 6: Final answer
    x = 1,810.01

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1.5x scale

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.