Home / 2,524.12-3,483.36-1,405.12

Finding the Fourth Proportional to 2,524.12, 3,483.36 and 1,405.12

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Solution

The fourth proportional to 2,524.12, 3,483.36 and 1,405.12 is: 1,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,524.12 : 3,483.36 = 1,405.12 : x
  2. Step 2: Convert to fraction form
    2,524.12/3,483.36 = 1,405.12/x
  3. Step 3: Cross multiply
    2,524.12x = 3,483.36 × 1,405.12
  4. Step 4: Simplify right side
    2,524.12x = 4,894,538.80
  5. Step 5: Solve for x
    x = 4,894,538.80/2,524.12
  6. Step 6: Final answer
    x = 1,939.11

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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.