Home / 9,910.07-13,675.79-5,433.85

Finding the Fourth Proportional to 9,910.07, 13,675.79 and 5,433.85

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Solution

The fourth proportional to 9,910.07, 13,675.79 and 5,433.85 is: 7,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.07 : 13,675.79 = 5,433.85 : x
  2. Step 2: Convert to fraction form
    9,910.07/13,675.79 = 5,433.85/x
  3. Step 3: Cross multiply
    9,910.07x = 13,675.79 × 5,433.85
  4. Step 4: Simplify right side
    9,910.07x = 74,312,130.13
  5. Step 5: Solve for x
    x = 74,312,130.13/9,910.07
  6. Step 6: Final answer
    x = 7,498.65

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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.