Home / 5,603.42-8,407.96-2,318.87

Finding the Fourth Proportional to 5,603.42, 8,407.96 and 2,318.87

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Solution

The fourth proportional to 5,603.42, 8,407.96 and 2,318.87 is: 3,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.42 : 8,407.96 = 2,318.87 : x
  2. Step 2: Convert to fraction form
    5,603.42/8,407.96 = 2,318.87/x
  3. Step 3: Cross multiply
    5,603.42x = 8,407.96 × 2,318.87
  4. Step 4: Simplify right side
    5,603.42x = 19,496,966.21
  5. Step 5: Solve for x
    x = 19,496,966.21/5,603.42
  6. Step 6: Final answer
    x = 3,479.48

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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.