Home / 3,065.79-4,597.71-1,310.76

Finding the Fourth Proportional to 3,065.79, 4,597.71 and 1,310.76

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Solution

The fourth proportional to 3,065.79, 4,597.71 and 1,310.76 is: 1,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.79 : 4,597.71 = 1,310.76 : x
  2. Step 2: Convert to fraction form
    3,065.79/4,597.71 = 1,310.76/x
  3. Step 3: Cross multiply
    3,065.79x = 4,597.71 × 1,310.76
  4. Step 4: Simplify right side
    3,065.79x = 6,026,494.36
  5. Step 5: Solve for x
    x = 6,026,494.36/3,065.79
  6. Step 6: Final answer
    x = 1,965.72

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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.