Home / 7,779.36-11,667.28-2,232.68

Finding the Fourth Proportional to 7,779.36, 11,667.28 and 2,232.68

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Solution

The fourth proportional to 7,779.36, 11,667.28 and 2,232.68 is: 3,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779.36 : 11,667.28 = 2,232.68 : x
  2. Step 2: Convert to fraction form
    7,779.36/11,667.28 = 2,232.68/x
  3. Step 3: Cross multiply
    7,779.36x = 11,667.28 × 2,232.68
  4. Step 4: Simplify right side
    7,779.36x = 26,049,302.71
  5. Step 5: Solve for x
    x = 26,049,302.71/7,779.36
  6. Step 6: Final answer
    x = 3,348.51

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Double scale
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Similar ratio
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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.