Home / 5,715.32-8,570.96-2,592.71

Finding the Fourth Proportional to 5,715.32, 8,570.96 and 2,592.71

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Solution

The fourth proportional to 5,715.32, 8,570.96 and 2,592.71 is: 3,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.32 : 8,570.96 = 2,592.71 : x
  2. Step 2: Convert to fraction form
    5,715.32/8,570.96 = 2,592.71/x
  3. Step 3: Cross multiply
    5,715.32x = 8,570.96 × 2,592.71
  4. Step 4: Simplify right side
    5,715.32x = 22,221,957.88
  5. Step 5: Solve for x
    x = 22,221,957.88/5,715.32
  6. Step 6: Final answer
    x = 3,888.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.