Home / 2,554.64-3,526.39-1,966.88

Finding the Fourth Proportional to 2,554.64, 3,526.39 and 1,966.88

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Solution

The fourth proportional to 2,554.64, 3,526.39 and 1,966.88 is: 2,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.64 : 3,526.39 = 1,966.88 : x
  2. Step 2: Convert to fraction form
    2,554.64/3,526.39 = 1,966.88/x
  3. Step 3: Cross multiply
    2,554.64x = 3,526.39 × 1,966.88
  4. Step 4: Simplify right side
    2,554.64x = 6,935,986.17
  5. Step 5: Solve for x
    x = 6,935,986.17/2,554.64
  6. Step 6: Final answer
    x = 2,715.06

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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.