Home / 5,440.70-7,508.16-2,956.70

Finding the Fourth Proportional to 5,440.70, 7,508.16 and 2,956.70

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Solution

The fourth proportional to 5,440.70, 7,508.16 and 2,956.70 is: 4,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.70 : 7,508.16 = 2,956.70 : x
  2. Step 2: Convert to fraction form
    5,440.70/7,508.16 = 2,956.70/x
  3. Step 3: Cross multiply
    5,440.70x = 7,508.16 × 2,956.70
  4. Step 4: Simplify right side
    5,440.70x = 22,199,376.67
  5. Step 5: Solve for x
    x = 22,199,376.67/5,440.70
  6. Step 6: Final answer
    x = 4,080.24

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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.