Home / 1,497.25-2,066.18-834.12

Finding the Fourth Proportional to 1,497.25, 2,066.18 and 834.12

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Solution

The fourth proportional to 1,497.25, 2,066.18 and 834.12 is: 1,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.25 : 2,066.18 = 834.12 : x
  2. Step 2: Convert to fraction form
    1,497.25/2,066.18 = 834.12/x
  3. Step 3: Cross multiply
    1,497.25x = 2,066.18 × 834.12
  4. Step 4: Simplify right side
    1,497.25x = 1,723,442.06
  5. Step 5: Solve for x
    x = 1,723,442.06/1,497.25
  6. Step 6: Final answer
    x = 1,151.07

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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.