Home / 5,557.29-7,668.95-3,039.39

Finding the Fourth Proportional to 5,557.29, 7,668.95 and 3,039.39

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Solution

The fourth proportional to 5,557.29, 7,668.95 and 3,039.39 is: 4,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.29 : 7,668.95 = 3,039.39 : x
  2. Step 2: Convert to fraction form
    5,557.29/7,668.95 = 3,039.39/x
  3. Step 3: Cross multiply
    5,557.29x = 7,668.95 × 3,039.39
  4. Step 4: Simplify right side
    5,557.29x = 23,308,972.00
  5. Step 5: Solve for x
    x = 23,308,972.00/5,557.29
  6. Step 6: Final answer
    x = 4,194.30

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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.