Home / 6,666.57-9,201.33-5,255.01

Finding the Fourth Proportional to 6,666.57, 9,201.33 and 5,255.01

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Solution

The fourth proportional to 6,666.57, 9,201.33 and 5,255.01 is: 7,253.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.57 : 9,201.33 = 5,255.01 : x
  2. Step 2: Convert to fraction form
    6,666.57/9,201.33 = 5,255.01/x
  3. Step 3: Cross multiply
    6,666.57x = 9,201.33 × 5,255.01
  4. Step 4: Simplify right side
    6,666.57x = 48,353,081.16
  5. Step 5: Solve for x
    x = 48,353,081.16/6,666.57
  6. Step 6: Final answer
    x = 7,253.07

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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.