Home / 10,319.82-15,482.34-2,924.35

Finding the Fourth Proportional to 10,319.82, 15,482.34 and 2,924.35

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Solution

The fourth proportional to 10,319.82, 15,482.34 and 2,924.35 is: 4,387.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.82 : 15,482.34 = 2,924.35 : x
  2. Step 2: Convert to fraction form
    10,319.82/15,482.34 = 2,924.35/x
  3. Step 3: Cross multiply
    10,319.82x = 15,482.34 × 2,924.35
  4. Step 4: Simplify right side
    10,319.82x = 45,275,688.95
  5. Step 5: Solve for x
    x = 45,275,688.95/10,319.82
  6. Step 6: Final answer
    x = 4,387.26

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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.