Home / 3,547.84-4,895.39-2,488.85

Finding the Fourth Proportional to 3,547.84, 4,895.39 and 2,488.85

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Solution

The fourth proportional to 3,547.84, 4,895.39 and 2,488.85 is: 3,434.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.84 : 4,895.39 = 2,488.85 : x
  2. Step 2: Convert to fraction form
    3,547.84/4,895.39 = 2,488.85/x
  3. Step 3: Cross multiply
    3,547.84x = 4,895.39 × 2,488.85
  4. Step 4: Simplify right side
    3,547.84x = 12,183,891.27
  5. Step 5: Solve for x
    x = 12,183,891.27/3,547.84
  6. Step 6: Final answer
    x = 3,434.17

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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.