Home / 10,278.12-15,416.01-2,883.18

Finding the Fourth Proportional to 10,278.12, 15,416.01 and 2,883.18

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Solution

The fourth proportional to 10,278.12, 15,416.01 and 2,883.18 is: 4,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278.12 : 15,416.01 = 2,883.18 : x
  2. Step 2: Convert to fraction form
    10,278.12/15,416.01 = 2,883.18/x
  3. Step 3: Cross multiply
    10,278.12x = 15,416.01 × 2,883.18
  4. Step 4: Simplify right side
    10,278.12x = 44,447,131.71
  5. Step 5: Solve for x
    x = 44,447,131.71/10,278.12
  6. Step 6: Final answer
    x = 4,324.44

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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.