Home / 5,545.85-8,316.47-2,256.71

Finding the Fourth Proportional to 5,545.85, 8,316.47 and 2,256.71

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Solution

The fourth proportional to 5,545.85, 8,316.47 and 2,256.71 is: 3,384.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.85 : 8,316.47 = 2,256.71 : x
  2. Step 2: Convert to fraction form
    5,545.85/8,316.47 = 2,256.71/x
  3. Step 3: Cross multiply
    5,545.85x = 8,316.47 × 2,256.71
  4. Step 4: Simplify right side
    5,545.85x = 18,767,808.15
  5. Step 5: Solve for x
    x = 18,767,808.15/5,545.85
  6. Step 6: Final answer
    x = 3,384.12

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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.