Home / 8,450.56-11,643.52-6,085.12

Finding the Fourth Proportional to 8,450.56, 11,643.52 and 6,085.12

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Solution

The fourth proportional to 8,450.56, 11,643.52 and 6,085.12 is: 8,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.56 : 11,643.52 = 6,085.12 : x
  2. Step 2: Convert to fraction form
    8,450.56/11,643.52 = 6,085.12/x
  3. Step 3: Cross multiply
    8,450.56x = 11,643.52 × 6,085.12
  4. Step 4: Simplify right side
    8,450.56x = 70,852,216.42
  5. Step 5: Solve for x
    x = 70,852,216.42/8,450.56
  6. Step 6: Final answer
    x = 8,384.32

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Half scale
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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.