Home / 7,666.11-11,495.12-5,792.58

Finding the Fourth Proportional to 7,666.11, 11,495.12 and 5,792.58

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Solution

The fourth proportional to 7,666.11, 11,495.12 and 5,792.58 is: 8,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.11 : 11,495.12 = 5,792.58 : x
  2. Step 2: Convert to fraction form
    7,666.11/11,495.12 = 5,792.58/x
  3. Step 3: Cross multiply
    7,666.11x = 11,495.12 × 5,792.58
  4. Step 4: Simplify right side
    7,666.11x = 66,586,373.25
  5. Step 5: Solve for x
    x = 66,586,373.25/7,666.11
  6. Step 6: Final answer
    x = 8,685.81

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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.