Home / 3,675.48-5,071.35-2,348.70

Finding the Fourth Proportional to 3,675.48, 5,071.35 and 2,348.70

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Solution

The fourth proportional to 3,675.48, 5,071.35 and 2,348.70 is: 3,240.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.48 : 5,071.35 = 2,348.70 : x
  2. Step 2: Convert to fraction form
    3,675.48/5,071.35 = 2,348.70/x
  3. Step 3: Cross multiply
    3,675.48x = 5,071.35 × 2,348.70
  4. Step 4: Simplify right side
    3,675.48x = 11,911,079.75
  5. Step 5: Solve for x
    x = 11,911,079.75/3,675.48
  6. Step 6: Final answer
    x = 3,240.69

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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.