Home / 11,251.99-15,537.75-7,010.35

Finding the Fourth Proportional to 11,251.99, 15,537.75 and 7,010.35

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Solution

The fourth proportional to 11,251.99, 15,537.75 and 7,010.35 is: 9,680.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.99 : 15,537.75 = 7,010.35 : x
  2. Step 2: Convert to fraction form
    11,251.99/15,537.75 = 7,010.35/x
  3. Step 3: Cross multiply
    11,251.99x = 15,537.75 × 7,010.35
  4. Step 4: Simplify right side
    11,251.99x = 108,925,065.71
  5. Step 5: Solve for x
    x = 108,925,065.71/11,251.99
  6. Step 6: Final answer
    x = 9,680.52

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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.