Home / 7,720.22-11,595.83-4,606.30

Finding the Fourth Proportional to 7,720.22, 11,595.83 and 4,606.30

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Solution

The fourth proportional to 7,720.22, 11,595.83 and 4,606.30 is: 6,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720.22 : 11,595.83 = 4,606.30 : x
  2. Step 2: Convert to fraction form
    7,720.22/11,595.83 = 4,606.30/x
  3. Step 3: Cross multiply
    7,720.22x = 11,595.83 × 4,606.30
  4. Step 4: Simplify right side
    7,720.22x = 53,413,863.19
  5. Step 5: Solve for x
    x = 53,413,863.19/7,720.22
  6. Step 6: Final answer
    x = 6,918.70

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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.