Home / 4,838.28-7,258.56-1,718.16

Finding the Fourth Proportional to 4,838.28, 7,258.56 and 1,718.16

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Solution

The fourth proportional to 4,838.28, 7,258.56 and 1,718.16 is: 2,577.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.28 : 7,258.56 = 1,718.16 : x
  2. Step 2: Convert to fraction form
    4,838.28/7,258.56 = 1,718.16/x
  3. Step 3: Cross multiply
    4,838.28x = 7,258.56 × 1,718.16
  4. Step 4: Simplify right side
    4,838.28x = 12,471,384.28
  5. Step 5: Solve for x
    x = 12,471,384.28/4,838.28
  6. Step 6: Final answer
    x = 2,577.65

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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.