Home / 3,079.08-4,248.99-1,752.57

Finding the Fourth Proportional to 3,079.08, 4,248.99 and 1,752.57

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Solution

The fourth proportional to 3,079.08, 4,248.99 and 1,752.57 is: 2,418.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.08 : 4,248.99 = 1,752.57 : x
  2. Step 2: Convert to fraction form
    3,079.08/4,248.99 = 1,752.57/x
  3. Step 3: Cross multiply
    3,079.08x = 4,248.99 × 1,752.57
  4. Step 4: Simplify right side
    3,079.08x = 7,446,652.40
  5. Step 5: Solve for x
    x = 7,446,652.40/3,079.08
  6. Step 6: Final answer
    x = 2,418.47

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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.