Home / 9,246.39-13,881.95-7,868.58

Finding the Fourth Proportional to 9,246.39, 13,881.95 and 7,868.58

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Solution

The fourth proportional to 9,246.39, 13,881.95 and 7,868.58 is: 11,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.39 : 13,881.95 = 7,868.58 : x
  2. Step 2: Convert to fraction form
    9,246.39/13,881.95 = 7,868.58/x
  3. Step 3: Cross multiply
    9,246.39x = 13,881.95 × 7,868.58
  4. Step 4: Simplify right side
    9,246.39x = 109,231,194.79
  5. Step 5: Solve for x
    x = 109,231,194.79/9,246.39
  6. Step 6: Final answer
    x = 11,813.39

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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.