Home / 5,206.16-7,188.06-3,862.12

Finding the Fourth Proportional to 5,206.16, 7,188.06 and 3,862.12

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Solution

The fourth proportional to 5,206.16, 7,188.06 and 3,862.12 is: 5,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.16 : 7,188.06 = 3,862.12 : x
  2. Step 2: Convert to fraction form
    5,206.16/7,188.06 = 3,862.12/x
  3. Step 3: Cross multiply
    5,206.16x = 7,188.06 × 3,862.12
  4. Step 4: Simplify right side
    5,206.16x = 27,761,150.29
  5. Step 5: Solve for x
    x = 27,761,150.29/5,206.16
  6. Step 6: Final answer
    x = 5,332.37

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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.