Home / 4,317.34-6,443.96-3,721.81

Finding the Fourth Proportional to 4,317.34, 6,443.96 and 3,721.81

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Solution

The fourth proportional to 4,317.34, 6,443.96 and 3,721.81 is: 5,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.34 : 6,443.96 = 3,721.81 : x
  2. Step 2: Convert to fraction form
    4,317.34/6,443.96 = 3,721.81/x
  3. Step 3: Cross multiply
    4,317.34x = 6,443.96 × 3,721.81
  4. Step 4: Simplify right side
    4,317.34x = 23,983,162.55
  5. Step 5: Solve for x
    x = 23,983,162.55/4,317.34
  6. Step 6: Final answer
    x = 5,555.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.