Home / 5,513.02-8,269.79-2,225.70

Finding the Fourth Proportional to 5,513.02, 8,269.79 and 2,225.70

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Solution

The fourth proportional to 5,513.02, 8,269.79 and 2,225.70 is: 3,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.02 : 8,269.79 = 2,225.70 : x
  2. Step 2: Convert to fraction form
    5,513.02/8,269.79 = 2,225.70/x
  3. Step 3: Cross multiply
    5,513.02x = 8,269.79 × 2,225.70
  4. Step 4: Simplify right side
    5,513.02x = 18,406,056.49
  5. Step 5: Solve for x
    x = 18,406,056.49/5,513.02
  6. Step 6: Final answer
    x = 3,338.66

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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.