Home / 5,133.34-7,083.99-3,116.06

Finding the Fourth Proportional to 5,133.34, 7,083.99 and 3,116.06

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Solution

The fourth proportional to 5,133.34, 7,083.99 and 3,116.06 is: 4,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.34 : 7,083.99 = 3,116.06 : x
  2. Step 2: Convert to fraction form
    5,133.34/7,083.99 = 3,116.06/x
  3. Step 3: Cross multiply
    5,133.34x = 7,083.99 × 3,116.06
  4. Step 4: Simplify right side
    5,133.34x = 22,074,129.02
  5. Step 5: Solve for x
    x = 22,074,129.02/5,133.34
  6. Step 6: Final answer
    x = 4,300.15

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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.