Home / 1,497.22-2,066.11-834.10

Finding the Fourth Proportional to 1,497.22, 2,066.11 and 834.10

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Solution

The fourth proportional to 1,497.22, 2,066.11 and 834.10 is: 1,151.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.22 : 2,066.11 = 834.10 : x
  2. Step 2: Convert to fraction form
    1,497.22/2,066.11 = 834.10/x
  3. Step 3: Cross multiply
    1,497.22x = 2,066.11 × 834.10
  4. Step 4: Simplify right side
    1,497.22x = 1,723,342.35
  5. Step 5: Solve for x
    x = 1,723,342.35/1,497.22
  6. Step 6: Final answer
    x = 1,151.03

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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.