Home / 3,551.91-4,899.47-2,356.96

Finding the Fourth Proportional to 3,551.91, 4,899.47 and 2,356.96

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Solution

The fourth proportional to 3,551.91, 4,899.47 and 2,356.96 is: 3,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.91 : 4,899.47 = 2,356.96 : x
  2. Step 2: Convert to fraction form
    3,551.91/4,899.47 = 2,356.96/x
  3. Step 3: Cross multiply
    3,551.91x = 4,899.47 × 2,356.96
  4. Step 4: Simplify right side
    3,551.91x = 11,547,854.81
  5. Step 5: Solve for x
    x = 11,547,854.81/3,551.91
  6. Step 6: Final answer
    x = 3,251.17

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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.