Home / 3,520.29-4,858.16-1,948.53

Finding the Fourth Proportional to 3,520.29, 4,858.16 and 1,948.53

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Solution

The fourth proportional to 3,520.29, 4,858.16 and 1,948.53 is: 2,689.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.29 : 4,858.16 = 1,948.53 : x
  2. Step 2: Convert to fraction form
    3,520.29/4,858.16 = 1,948.53/x
  3. Step 3: Cross multiply
    3,520.29x = 4,858.16 × 1,948.53
  4. Step 4: Simplify right side
    3,520.29x = 9,466,260.76
  5. Step 5: Solve for x
    x = 9,466,260.76/3,520.29
  6. Step 6: Final answer
    x = 2,689.06

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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.