Home / 8,417.52-12,603.60-5,644.08

Finding the Fourth Proportional to 8,417.52, 12,603.60 and 5,644.08

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Solution

The fourth proportional to 8,417.52, 12,603.60 and 5,644.08 is: 8,450.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.52 : 12,603.60 = 5,644.08 : x
  2. Step 2: Convert to fraction form
    8,417.52/12,603.60 = 5,644.08/x
  3. Step 3: Cross multiply
    8,417.52x = 12,603.60 × 5,644.08
  4. Step 4: Simplify right side
    8,417.52x = 71,135,726.69
  5. Step 5: Solve for x
    x = 71,135,726.69/8,417.52
  6. Step 6: Final answer
    x = 8,450.91

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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.