Home / 9,868.35-13,616.08-5,888.69

Finding the Fourth Proportional to 9,868.35, 13,616.08 and 5,888.69

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Solution

The fourth proportional to 9,868.35, 13,616.08 and 5,888.69 is: 8,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.35 : 13,616.08 = 5,888.69 : x
  2. Step 2: Convert to fraction form
    9,868.35/13,616.08 = 5,888.69/x
  3. Step 3: Cross multiply
    9,868.35x = 13,616.08 × 5,888.69
  4. Step 4: Simplify right side
    9,868.35x = 80,180,874.14
  5. Step 5: Solve for x
    x = 80,180,874.14/9,868.35
  6. Step 6: Final answer
    x = 8,125.05

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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.