Home / 2,378.07-3,281.35-1,493.24

Finding the Fourth Proportional to 2,378.07, 3,281.35 and 1,493.24

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Solution

The fourth proportional to 2,378.07, 3,281.35 and 1,493.24 is: 2,060.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378.07 : 3,281.35 = 1,493.24 : x
  2. Step 2: Convert to fraction form
    2,378.07/3,281.35 = 1,493.24/x
  3. Step 3: Cross multiply
    2,378.07x = 3,281.35 × 1,493.24
  4. Step 4: Simplify right side
    2,378.07x = 4,899,853.42
  5. Step 5: Solve for x
    x = 4,899,853.42/2,378.07
  6. Step 6: Final answer
    x = 2,060.44

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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.