Home / 7,956.17-10,980.70-5,725.43

Finding the Fourth Proportional to 7,956.17, 10,980.70 and 5,725.43

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Solution

The fourth proportional to 7,956.17, 10,980.70 and 5,725.43 is: 7,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.17 : 10,980.70 = 5,725.43 : x
  2. Step 2: Convert to fraction form
    7,956.17/10,980.70 = 5,725.43/x
  3. Step 3: Cross multiply
    7,956.17x = 10,980.70 × 5,725.43
  4. Step 4: Simplify right side
    7,956.17x = 62,869,174.30
  5. Step 5: Solve for x
    x = 62,869,174.30/7,956.17
  6. Step 6: Final answer
    x = 7,901.94

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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.