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Finding the Fourth Proportional to 4,894.49, 6,754.19 and 2,656.28

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Solution

The fourth proportional to 4,894.49, 6,754.19 and 2,656.28 is: 3,665.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,894.49 : 6,754.19 = 2,656.28 : x
  2. Step 2: Convert to fraction form
    4,894.49/6,754.19 = 2,656.28/x
  3. Step 3: Cross multiply
    4,894.49x = 6,754.19 × 2,656.28
  4. Step 4: Simplify right side
    4,894.49x = 17,941,019.81
  5. Step 5: Solve for x
    x = 17,941,019.81/4,894.49
  6. Step 6: Final answer
    x = 3,665.56

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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.