Home / 4,397.40-6,066.72-2,628.72

Finding the Fourth Proportional to 4,397.40, 6,066.72 and 2,628.72

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Solution

The fourth proportional to 4,397.40, 6,066.72 and 2,628.72 is: 3,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,397.40 : 6,066.72 = 2,628.72 : x
  2. Step 2: Convert to fraction form
    4,397.40/6,066.72 = 2,628.72/x
  3. Step 3: Cross multiply
    4,397.40x = 6,066.72 × 2,628.72
  4. Step 4: Simplify right side
    4,397.40x = 15,947,708.20
  5. Step 5: Solve for x
    x = 15,947,708.20/4,397.40
  6. Step 6: Final answer
    x = 3,626.62

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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.