Home / 9,085.32-13,615.20-7,228.17

Finding the Fourth Proportional to 9,085.32, 13,615.20 and 7,228.17

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Solution

The fourth proportional to 9,085.32, 13,615.20 and 7,228.17 is: 10,832.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.32 : 13,615.20 = 7,228.17 : x
  2. Step 2: Convert to fraction form
    9,085.32/13,615.20 = 7,228.17/x
  3. Step 3: Cross multiply
    9,085.32x = 13,615.20 × 7,228.17
  4. Step 4: Simplify right side
    9,085.32x = 98,412,980.18
  5. Step 5: Solve for x
    x = 98,412,980.18/9,085.32
  6. Step 6: Final answer
    x = 10,832.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.