Home / 4,927.57-6,799.76-2,689.00

Finding the Fourth Proportional to 4,927.57, 6,799.76 and 2,689.00

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Solution

The fourth proportional to 4,927.57, 6,799.76 and 2,689.00 is: 3,710.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.57 : 6,799.76 = 2,689.00 : x
  2. Step 2: Convert to fraction form
    4,927.57/6,799.76 = 2,689.00/x
  3. Step 3: Cross multiply
    4,927.57x = 6,799.76 × 2,689.00
  4. Step 4: Simplify right side
    4,927.57x = 18,284,538.06
  5. Step 5: Solve for x
    x = 18,284,538.06/4,927.57
  6. Step 6: Final answer
    x = 3,710.66

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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.