Home / 3,418.44-5,125.56-1,570.13

Finding the Fourth Proportional to 3,418.44, 5,125.56 and 1,570.13

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Solution

The fourth proportional to 3,418.44, 5,125.56 and 1,570.13 is: 2,354.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.44 : 5,125.56 = 1,570.13 : x
  2. Step 2: Convert to fraction form
    3,418.44/5,125.56 = 1,570.13/x
  3. Step 3: Cross multiply
    3,418.44x = 5,125.56 × 1,570.13
  4. Step 4: Simplify right side
    3,418.44x = 8,047,769.90
  5. Step 5: Solve for x
    x = 8,047,769.90/3,418.44
  6. Step 6: Final answer
    x = 2,354.22

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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.