Home / 2,359.84-3,256.68-1,966.20

Finding the Fourth Proportional to 2,359.84, 3,256.68 and 1,966.20

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Solution

The fourth proportional to 2,359.84, 3,256.68 and 1,966.20 is: 2,713.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.84 : 3,256.68 = 1,966.20 : x
  2. Step 2: Convert to fraction form
    2,359.84/3,256.68 = 1,966.20/x
  3. Step 3: Cross multiply
    2,359.84x = 3,256.68 × 1,966.20
  4. Step 4: Simplify right side
    2,359.84x = 6,403,284.22
  5. Step 5: Solve for x
    x = 6,403,284.22/2,359.84
  6. Step 6: Final answer
    x = 2,713.44

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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.