Home / 4,695.28-6,479.12-2,902.48

Finding the Fourth Proportional to 4,695.28, 6,479.12 and 2,902.48

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Solution

The fourth proportional to 4,695.28, 6,479.12 and 2,902.48 is: 4,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.28 : 6,479.12 = 2,902.48 : x
  2. Step 2: Convert to fraction form
    4,695.28/6,479.12 = 2,902.48/x
  3. Step 3: Cross multiply
    4,695.28x = 6,479.12 × 2,902.48
  4. Step 4: Simplify right side
    4,695.28x = 18,805,516.22
  5. Step 5: Solve for x
    x = 18,805,516.22/4,695.28
  6. Step 6: Final answer
    x = 4,005.20

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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.