Home / 3,491.06-4,813.72-2,545.19

Finding the Fourth Proportional to 3,491.06, 4,813.72 and 2,545.19

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Solution

The fourth proportional to 3,491.06, 4,813.72 and 2,545.19 is: 3,509.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.06 : 4,813.72 = 2,545.19 : x
  2. Step 2: Convert to fraction form
    3,491.06/4,813.72 = 2,545.19/x
  3. Step 3: Cross multiply
    3,491.06x = 4,813.72 × 2,545.19
  4. Step 4: Simplify right side
    3,491.06x = 12,251,807.94
  5. Step 5: Solve for x
    x = 12,251,807.94/3,491.06
  6. Step 6: Final answer
    x = 3,509.48

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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.