Home / 9,266.56-12,788.92-5,288.26

Finding the Fourth Proportional to 9,266.56, 12,788.92 and 5,288.26

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Solution

The fourth proportional to 9,266.56, 12,788.92 and 5,288.26 is: 7,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,266.56 : 12,788.92 = 5,288.26 : x
  2. Step 2: Convert to fraction form
    9,266.56/12,788.92 = 5,288.26/x
  3. Step 3: Cross multiply
    9,266.56x = 12,788.92 × 5,288.26
  4. Step 4: Simplify right side
    9,266.56x = 67,631,134.08
  5. Step 5: Solve for x
    x = 67,631,134.08/9,266.56
  6. Step 6: Final answer
    x = 7,298.41

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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.