Home / 7,326.18-10,990.40-2,394.63

Finding the Fourth Proportional to 7,326.18, 10,990.40 and 2,394.63

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Solution

The fourth proportional to 7,326.18, 10,990.40 and 2,394.63 is: 3,592.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.18 : 10,990.40 = 2,394.63 : x
  2. Step 2: Convert to fraction form
    7,326.18/10,990.40 = 2,394.63/x
  3. Step 3: Cross multiply
    7,326.18x = 10,990.40 × 2,394.63
  4. Step 4: Simplify right side
    7,326.18x = 26,317,929.58
  5. Step 5: Solve for x
    x = 26,317,929.58/7,326.18
  6. Step 6: Final answer
    x = 3,592.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.