Home / 10,287.46-15,418.80-4,733.14

Finding the Fourth Proportional to 10,287.46, 15,418.80 and 4,733.14

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Solution

The fourth proportional to 10,287.46, 15,418.80 and 4,733.14 is: 7,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,287.46 : 15,418.80 = 4,733.14 : x
  2. Step 2: Convert to fraction form
    10,287.46/15,418.80 = 4,733.14/x
  3. Step 3: Cross multiply
    10,287.46x = 15,418.80 × 4,733.14
  4. Step 4: Simplify right side
    10,287.46x = 72,979,339.03
  5. Step 5: Solve for x
    x = 72,979,339.03/10,287.46
  6. Step 6: Final answer
    x = 7,094.01

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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.