Home / 5,417.34-8,123.41-3,441.88

Finding the Fourth Proportional to 5,417.34, 8,123.41 and 3,441.88

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Solution

The fourth proportional to 5,417.34, 8,123.41 and 3,441.88 is: 5,161.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.34 : 8,123.41 = 3,441.88 : x
  2. Step 2: Convert to fraction form
    5,417.34/8,123.41 = 3,441.88/x
  3. Step 3: Cross multiply
    5,417.34x = 8,123.41 × 3,441.88
  4. Step 4: Simplify right side
    5,417.34x = 27,959,802.41
  5. Step 5: Solve for x
    x = 27,959,802.41/5,417.34
  6. Step 6: Final answer
    x = 5,161.17

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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.