Home / 4,008.36-5,531.50-2,215.96

Finding the Fourth Proportional to 4,008.36, 5,531.50 and 2,215.96

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Solution

The fourth proportional to 4,008.36, 5,531.50 and 2,215.96 is: 3,058.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.36 : 5,531.50 = 2,215.96 : x
  2. Step 2: Convert to fraction form
    4,008.36/5,531.50 = 2,215.96/x
  3. Step 3: Cross multiply
    4,008.36x = 5,531.50 × 2,215.96
  4. Step 4: Simplify right side
    4,008.36x = 12,257,582.74
  5. Step 5: Solve for x
    x = 12,257,582.74/4,008.36
  6. Step 6: Final answer
    x = 3,058.00

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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.