Home / 5,441.40-7,508.88-2,957.40

Finding the Fourth Proportional to 5,441.40, 7,508.88 and 2,957.40

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Solution

The fourth proportional to 5,441.40, 7,508.88 and 2,957.40 is: 4,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.40 : 7,508.88 = 2,957.40 : x
  2. Step 2: Convert to fraction form
    5,441.40/7,508.88 = 2,957.40/x
  3. Step 3: Cross multiply
    5,441.40x = 7,508.88 × 2,957.40
  4. Step 4: Simplify right side
    5,441.40x = 22,206,761.71
  5. Step 5: Solve for x
    x = 22,206,761.71/5,441.40
  6. Step 6: Final answer
    x = 4,081.08

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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.