Home / 2,329.09-3,214.17-1,281.16

Finding the Fourth Proportional to 2,329.09, 3,214.17 and 1,281.16

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Solution

The fourth proportional to 2,329.09, 3,214.17 and 1,281.16 is: 1,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329.09 : 3,214.17 = 1,281.16 : x
  2. Step 2: Convert to fraction form
    2,329.09/3,214.17 = 1,281.16/x
  3. Step 3: Cross multiply
    2,329.09x = 3,214.17 × 1,281.16
  4. Step 4: Simplify right side
    2,329.09x = 4,117,866.04
  5. Step 5: Solve for x
    x = 4,117,866.04/2,329.09
  6. Step 6: Final answer
    x = 1,768.01

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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.