Home / 2,748.40-3,793.16-1,630.32

Finding the Fourth Proportional to 2,748.40, 3,793.16 and 1,630.32

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Solution

The fourth proportional to 2,748.40, 3,793.16 and 1,630.32 is: 2,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.40 : 3,793.16 = 1,630.32 : x
  2. Step 2: Convert to fraction form
    2,748.40/3,793.16 = 1,630.32/x
  3. Step 3: Cross multiply
    2,748.40x = 3,793.16 × 1,630.32
  4. Step 4: Simplify right side
    2,748.40x = 6,184,064.61
  5. Step 5: Solve for x
    x = 6,184,064.61/2,748.40
  6. Step 6: Final answer
    x = 2,250.06

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1.5x scale

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.