Home / 9,218.42-12,721.56-5,026.67

Finding the Fourth Proportional to 9,218.42, 12,721.56 and 5,026.67

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Solution

The fourth proportional to 9,218.42, 12,721.56 and 5,026.67 is: 6,936.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.42 : 12,721.56 = 5,026.67 : x
  2. Step 2: Convert to fraction form
    9,218.42/12,721.56 = 5,026.67/x
  3. Step 3: Cross multiply
    9,218.42x = 12,721.56 × 5,026.67
  4. Step 4: Simplify right side
    9,218.42x = 63,947,084.01
  5. Step 5: Solve for x
    x = 63,947,084.01/9,218.42
  6. Step 6: Final answer
    x = 6,936.88

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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.