Home / 9,084.45-12,521.12-6,930.26

Finding the Fourth Proportional to 9,084.45, 12,521.12 and 6,930.26

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Solution

The fourth proportional to 9,084.45, 12,521.12 and 6,930.26 is: 9,551.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.45 : 12,521.12 = 6,930.26 : x
  2. Step 2: Convert to fraction form
    9,084.45/12,521.12 = 6,930.26/x
  3. Step 3: Cross multiply
    9,084.45x = 12,521.12 × 6,930.26
  4. Step 4: Simplify right side
    9,084.45x = 86,774,617.09
  5. Step 5: Solve for x
    x = 86,774,617.09/9,084.45
  6. Step 6: Final answer
    x = 9,551.99

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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.