Home / 3,294.63-4,545.67-1,967.85

Finding the Fourth Proportional to 3,294.63, 4,545.67 and 1,967.85

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Solution

The fourth proportional to 3,294.63, 4,545.67 and 1,967.85 is: 2,715.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.63 : 4,545.67 = 1,967.85 : x
  2. Step 2: Convert to fraction form
    3,294.63/4,545.67 = 1,967.85/x
  3. Step 3: Cross multiply
    3,294.63x = 4,545.67 × 1,967.85
  4. Step 4: Simplify right side
    3,294.63x = 8,945,196.71
  5. Step 5: Solve for x
    x = 8,945,196.71/3,294.63
  6. Step 6: Final answer
    x = 2,715.08

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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.