Home / 2,403.66-3,580.86-2,315.52

Finding the Fourth Proportional to 2,403.66, 3,580.86 and 2,315.52

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Solution

The fourth proportional to 2,403.66, 3,580.86 and 2,315.52 is: 3,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.66 : 3,580.86 = 2,315.52 : x
  2. Step 2: Convert to fraction form
    2,403.66/3,580.86 = 2,315.52/x
  3. Step 3: Cross multiply
    2,403.66x = 3,580.86 × 2,315.52
  4. Step 4: Simplify right side
    2,403.66x = 8,291,552.95
  5. Step 5: Solve for x
    x = 8,291,552.95/2,403.66
  6. Step 6: Final answer
    x = 3,449.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.