Home / 5,257.14-7,254.54-2,899.08

Finding the Fourth Proportional to 5,257.14, 7,254.54 and 2,899.08

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Solution

The fourth proportional to 5,257.14, 7,254.54 and 2,899.08 is: 4,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.14 : 7,254.54 = 2,899.08 : x
  2. Step 2: Convert to fraction form
    5,257.14/7,254.54 = 2,899.08/x
  3. Step 3: Cross multiply
    5,257.14x = 7,254.54 × 2,899.08
  4. Step 4: Simplify right side
    5,257.14x = 21,031,491.82
  5. Step 5: Solve for x
    x = 21,031,491.82/5,257.14
  6. Step 6: Final answer
    x = 4,000.56

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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.