Home / 3,595.95-4,959.36-2,478.69

Finding the Fourth Proportional to 3,595.95, 4,959.36 and 2,478.69

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Solution

The fourth proportional to 3,595.95, 4,959.36 and 2,478.69 is: 3,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.95 : 4,959.36 = 2,478.69 : x
  2. Step 2: Convert to fraction form
    3,595.95/4,959.36 = 2,478.69/x
  3. Step 3: Cross multiply
    3,595.95x = 4,959.36 × 2,478.69
  4. Step 4: Simplify right side
    3,595.95x = 12,292,716.04
  5. Step 5: Solve for x
    x = 12,292,716.04/3,595.95
  6. Step 6: Final answer
    x = 3,418.49

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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.