Home / 9,266.18-12,787.34-5,017.28

Finding the Fourth Proportional to 9,266.18, 12,787.34 and 5,017.28

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Solution

The fourth proportional to 9,266.18, 12,787.34 and 5,017.28 is: 6,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.18 : 12,787.34 = 5,017.28 : x
  2. Step 2: Convert to fraction form
    9,266.18/12,787.34 = 5,017.28/x
  3. Step 3: Cross multiply
    9,266.18x = 12,787.34 × 5,017.28
  4. Step 4: Simplify right side
    9,266.18x = 64,157,665.24
  5. Step 5: Solve for x
    x = 64,157,665.24/9,266.18
  6. Step 6: Final answer
    x = 6,923.85

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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.