Home / 5,599.09-7,726.35-3,081.31

Finding the Fourth Proportional to 5,599.09, 7,726.35 and 3,081.31

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Solution

The fourth proportional to 5,599.09, 7,726.35 and 3,081.31 is: 4,251.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.09 : 7,726.35 = 3,081.31 : x
  2. Step 2: Convert to fraction form
    5,599.09/7,726.35 = 3,081.31/x
  3. Step 3: Cross multiply
    5,599.09x = 7,726.35 × 3,081.31
  4. Step 4: Simplify right side
    5,599.09x = 23,807,271.76
  5. Step 5: Solve for x
    x = 23,807,271.76/5,599.09
  6. Step 6: Final answer
    x = 4,251.99

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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.