Home / 5,080.14-7,012.53-3,312.18

Finding the Fourth Proportional to 5,080.14, 7,012.53 and 3,312.18

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Solution

The fourth proportional to 5,080.14, 7,012.53 and 3,312.18 is: 4,572.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.14 : 7,012.53 = 3,312.18 : x
  2. Step 2: Convert to fraction form
    5,080.14/7,012.53 = 3,312.18/x
  3. Step 3: Cross multiply
    5,080.14x = 7,012.53 × 3,312.18
  4. Step 4: Simplify right side
    5,080.14x = 23,226,761.62
  5. Step 5: Solve for x
    x = 23,226,761.62/5,080.14
  6. Step 6: Final answer
    x = 4,572.07

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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.