Home / 9,266.51-12,787.65-5,074.76

Finding the Fourth Proportional to 9,266.51, 12,787.65 and 5,074.76

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Solution

The fourth proportional to 9,266.51, 12,787.65 and 5,074.76 is: 7,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.51 : 12,787.65 = 5,074.76 : x
  2. Step 2: Convert to fraction form
    9,266.51/12,787.65 = 5,074.76/x
  3. Step 3: Cross multiply
    9,266.51x = 12,787.65 × 5,074.76
  4. Step 4: Simplify right side
    9,266.51x = 64,894,190.78
  5. Step 5: Solve for x
    x = 64,894,190.78/9,266.51
  6. Step 6: Final answer
    x = 7,003.09

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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.