Home / 5,379.57-8,069.45-1,484.07

Finding the Fourth Proportional to 5,379.57, 8,069.45 and 1,484.07

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Solution

The fourth proportional to 5,379.57, 8,069.45 and 1,484.07 is: 2,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.57 : 8,069.45 = 1,484.07 : x
  2. Step 2: Convert to fraction form
    5,379.57/8,069.45 = 1,484.07/x
  3. Step 3: Cross multiply
    5,379.57x = 8,069.45 × 1,484.07
  4. Step 4: Simplify right side
    5,379.57x = 11,975,621.24
  5. Step 5: Solve for x
    x = 11,975,621.24/5,379.57
  6. Step 6: Final answer
    x = 2,226.13

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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.