Home / 3,259.17-4,888.75-1,310.92

Finding the Fourth Proportional to 3,259.17, 4,888.75 and 1,310.92

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Solution

The fourth proportional to 3,259.17, 4,888.75 and 1,310.92 is: 1,966.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.17 : 4,888.75 = 1,310.92 : x
  2. Step 2: Convert to fraction form
    3,259.17/4,888.75 = 1,310.92/x
  3. Step 3: Cross multiply
    3,259.17x = 4,888.75 × 1,310.92
  4. Step 4: Simplify right side
    3,259.17x = 6,408,735.71
  5. Step 5: Solve for x
    x = 6,408,735.71/3,259.17
  6. Step 6: Final answer
    x = 1,966.37

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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.