Home / 2,621.28-3,617.52-1,735.53

Finding the Fourth Proportional to 2,621.28, 3,617.52 and 1,735.53

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Solution

The fourth proportional to 2,621.28, 3,617.52 and 1,735.53 is: 2,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621.28 : 3,617.52 = 1,735.53 : x
  2. Step 2: Convert to fraction form
    2,621.28/3,617.52 = 1,735.53/x
  3. Step 3: Cross multiply
    2,621.28x = 3,617.52 × 1,735.53
  4. Step 4: Simplify right side
    2,621.28x = 6,278,314.49
  5. Step 5: Solve for x
    x = 6,278,314.49/2,621.28
  6. Step 6: Final answer
    x = 2,395.13

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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.