Home / 5,084.24-7,626.20-1,386.99

Finding the Fourth Proportional to 5,084.24, 7,626.20 and 1,386.99

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Solution

The fourth proportional to 5,084.24, 7,626.20 and 1,386.99 is: 2,080.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.24 : 7,626.20 = 1,386.99 : x
  2. Step 2: Convert to fraction form
    5,084.24/7,626.20 = 1,386.99/x
  3. Step 3: Cross multiply
    5,084.24x = 7,626.20 × 1,386.99
  4. Step 4: Simplify right side
    5,084.24x = 10,577,456.20
  5. Step 5: Solve for x
    x = 10,577,456.20/5,084.24
  6. Step 6: Final answer
    x = 2,080.44

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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.