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Finding the Fourth Proportional to 6,700.65, 9,246.65 and 3,716.77

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Solution

The fourth proportional to 6,700.65, 9,246.65 and 3,716.77 is: 5,129.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700.65 : 9,246.65 = 3,716.77 : x
  2. Step 2: Convert to fraction form
    6,700.65/9,246.65 = 3,716.77/x
  3. Step 3: Cross multiply
    6,700.65x = 9,246.65 × 3,716.77
  4. Step 4: Simplify right side
    6,700.65x = 34,367,671.32
  5. Step 5: Solve for x
    x = 34,367,671.32/6,700.65
  6. Step 6: Final answer
    x = 5,129.01

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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.