Home / 6,115.77-8,440.97-5,700.24

Finding the Fourth Proportional to 6,115.77, 8,440.97 and 5,700.24

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Solution

The fourth proportional to 6,115.77, 8,440.97 and 5,700.24 is: 7,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.77 : 8,440.97 = 5,700.24 : x
  2. Step 2: Convert to fraction form
    6,115.77/8,440.97 = 5,700.24/x
  3. Step 3: Cross multiply
    6,115.77x = 8,440.97 × 5,700.24
  4. Step 4: Simplify right side
    6,115.77x = 48,115,526.33
  5. Step 5: Solve for x
    x = 48,115,526.33/6,115.77
  6. Step 6: Final answer
    x = 7,867.45

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Double scale
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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.