Home / 10,110.24-13,943.88-8,488.89

Finding the Fourth Proportional to 10,110.24, 13,943.88 and 8,488.89

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Solution

The fourth proportional to 10,110.24, 13,943.88 and 8,488.89 is: 11,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.24 : 13,943.88 = 8,488.89 : x
  2. Step 2: Convert to fraction form
    10,110.24/13,943.88 = 8,488.89/x
  3. Step 3: Cross multiply
    10,110.24x = 13,943.88 × 8,488.89
  4. Step 4: Simplify right side
    10,110.24x = 118,368,063.49
  5. Step 5: Solve for x
    x = 118,368,063.49/10,110.24
  6. Step 6: Final answer
    x = 11,707.74

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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.