Home / 10,214.62-15,307.75-4,654.37

Finding the Fourth Proportional to 10,214.62, 15,307.75 and 4,654.37

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Solution

The fourth proportional to 10,214.62, 15,307.75 and 4,654.37 is: 6,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.62 : 15,307.75 = 4,654.37 : x
  2. Step 2: Convert to fraction form
    10,214.62/15,307.75 = 4,654.37/x
  3. Step 3: Cross multiply
    10,214.62x = 15,307.75 × 4,654.37
  4. Step 4: Simplify right side
    10,214.62x = 71,247,909.10
  5. Step 5: Solve for x
    x = 71,247,909.10/10,214.62
  6. Step 6: Final answer
    x = 6,975.09

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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.