Home / 1,497.32-2,066.31-834.17

Finding the Fourth Proportional to 1,497.32, 2,066.31 and 834.17

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Solution

The fourth proportional to 1,497.32, 2,066.31 and 834.17 is: 1,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.32 : 2,066.31 = 834.17 : x
  2. Step 2: Convert to fraction form
    1,497.32/2,066.31 = 834.17/x
  3. Step 3: Cross multiply
    1,497.32x = 2,066.31 × 834.17
  4. Step 4: Simplify right side
    1,497.32x = 1,723,639.31
  5. Step 5: Solve for x
    x = 1,723,639.31/1,497.32
  6. Step 6: Final answer
    x = 1,151.15

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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.