Home / 8,085.24-11,154.87-4,899.51

Finding the Fourth Proportional to 8,085.24, 11,154.87 and 4,899.51

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Solution

The fourth proportional to 8,085.24, 11,154.87 and 4,899.51 is: 6,759.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.24 : 11,154.87 = 4,899.51 : x
  2. Step 2: Convert to fraction form
    8,085.24/11,154.87 = 4,899.51/x
  3. Step 3: Cross multiply
    8,085.24x = 11,154.87 × 4,899.51
  4. Step 4: Simplify right side
    8,085.24x = 54,653,397.11
  5. Step 5: Solve for x
    x = 54,653,397.11/8,085.24
  6. Step 6: Final answer
    x = 6,759.65

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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.