Home / 10,307.34-15,462.21-3,284.91

Finding the Fourth Proportional to 10,307.34, 15,462.21 and 3,284.91

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Solution

The fourth proportional to 10,307.34, 15,462.21 and 3,284.91 is: 4,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.34 : 15,462.21 = 3,284.91 : x
  2. Step 2: Convert to fraction form
    10,307.34/15,462.21 = 3,284.91/x
  3. Step 3: Cross multiply
    10,307.34x = 15,462.21 × 3,284.91
  4. Step 4: Simplify right side
    10,307.34x = 50,791,968.25
  5. Step 5: Solve for x
    x = 50,791,968.25/10,307.34
  6. Step 6: Final answer
    x = 4,927.75

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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.