Home / 6,711.06-10,066.62-1,780.74

Finding the Fourth Proportional to 6,711.06, 10,066.62 and 1,780.74

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Solution

The fourth proportional to 6,711.06, 10,066.62 and 1,780.74 is: 2,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.06 : 10,066.62 = 1,780.74 : x
  2. Step 2: Convert to fraction form
    6,711.06/10,066.62 = 1,780.74/x
  3. Step 3: Cross multiply
    6,711.06x = 10,066.62 × 1,780.74
  4. Step 4: Simplify right side
    6,711.06x = 17,926,032.90
  5. Step 5: Solve for x
    x = 17,926,032.90/6,711.06
  6. Step 6: Final answer
    x = 2,671.12

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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.