Home / 2,426.12-3,640.38-1,655.08

Finding the Fourth Proportional to 2,426.12, 3,640.38 and 1,655.08

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Solution

The fourth proportional to 2,426.12, 3,640.38 and 1,655.08 is: 2,483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.12 : 3,640.38 = 1,655.08 : x
  2. Step 2: Convert to fraction form
    2,426.12/3,640.38 = 1,655.08/x
  3. Step 3: Cross multiply
    2,426.12x = 3,640.38 × 1,655.08
  4. Step 4: Simplify right side
    2,426.12x = 6,025,120.13
  5. Step 5: Solve for x
    x = 6,025,120.13/2,426.12
  6. Step 6: Final answer
    x = 2,483.44

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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.