Home / 6,645.06-9,127.79-6,612.26

Finding the Fourth Proportional to 6,645.06, 9,127.79 and 6,612.26

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Solution

The fourth proportional to 6,645.06, 9,127.79 and 6,612.26 is: 9,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.06 : 9,127.79 = 6,612.26 : x
  2. Step 2: Convert to fraction form
    6,645.06/9,127.79 = 6,612.26/x
  3. Step 3: Cross multiply
    6,645.06x = 9,127.79 × 6,612.26
  4. Step 4: Simplify right side
    6,645.06x = 60,355,242.01
  5. Step 5: Solve for x
    x = 60,355,242.01/6,645.06
  6. Step 6: Final answer
    x = 9,082.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.