Home / 8,603.13-11,872.44-5,017.99

Finding the Fourth Proportional to 8,603.13, 11,872.44 and 5,017.99

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Solution

The fourth proportional to 8,603.13, 11,872.44 and 5,017.99 is: 6,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603.13 : 11,872.44 = 5,017.99 : x
  2. Step 2: Convert to fraction form
    8,603.13/11,872.44 = 5,017.99/x
  3. Step 3: Cross multiply
    8,603.13x = 11,872.44 × 5,017.99
  4. Step 4: Simplify right side
    8,603.13x = 59,575,725.83
  5. Step 5: Solve for x
    x = 59,575,725.83/8,603.13
  6. Step 6: Final answer
    x = 6,924.89

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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.