Home / 5,257.19-7,254.93-2,899.34

Finding the Fourth Proportional to 5,257.19, 7,254.93 and 2,899.34

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Solution

The fourth proportional to 5,257.19, 7,254.93 and 2,899.34 is: 4,001.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.19 : 7,254.93 = 2,899.34 : x
  2. Step 2: Convert to fraction form
    5,257.19/7,254.93 = 2,899.34/x
  3. Step 3: Cross multiply
    5,257.19x = 7,254.93 × 2,899.34
  4. Step 4: Simplify right side
    5,257.19x = 21,034,472.47
  5. Step 5: Solve for x
    x = 21,034,472.47/5,257.19
  6. Step 6: Final answer
    x = 4,001.09

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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.