Home / 5,188.36-7,159.93-2,950.18

Finding the Fourth Proportional to 5,188.36, 7,159.93 and 2,950.18

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Solution

The fourth proportional to 5,188.36, 7,159.93 and 2,950.18 is: 4,071.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.36 : 7,159.93 = 2,950.18 : x
  2. Step 2: Convert to fraction form
    5,188.36/7,159.93 = 2,950.18/x
  3. Step 3: Cross multiply
    5,188.36x = 7,159.93 × 2,950.18
  4. Step 4: Simplify right side
    5,188.36x = 21,123,046.49
  5. Step 5: Solve for x
    x = 21,123,046.49/5,188.36
  6. Step 6: Final answer
    x = 4,071.24

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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.