Home / 5,545.71-8,315.79-1,846.65

Finding the Fourth Proportional to 5,545.71, 8,315.79 and 1,846.65

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Solution

The fourth proportional to 5,545.71, 8,315.79 and 1,846.65 is: 2,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.71 : 8,315.79 = 1,846.65 : x
  2. Step 2: Convert to fraction form
    5,545.71/8,315.79 = 1,846.65/x
  3. Step 3: Cross multiply
    5,545.71x = 8,315.79 × 1,846.65
  4. Step 4: Simplify right side
    5,545.71x = 15,356,353.60
  5. Step 5: Solve for x
    x = 15,356,353.60/5,545.71
  6. Step 6: Final answer
    x = 2,769.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.