Home / 10,316.26-15,474.54-4,472.72

Finding the Fourth Proportional to 10,316.26, 15,474.54 and 4,472.72

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Solution

The fourth proportional to 10,316.26, 15,474.54 and 4,472.72 is: 6,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.26 : 15,474.54 = 4,472.72 : x
  2. Step 2: Convert to fraction form
    10,316.26/15,474.54 = 4,472.72/x
  3. Step 3: Cross multiply
    10,316.26x = 15,474.54 × 4,472.72
  4. Step 4: Simplify right side
    10,316.26x = 69,213,281.98
  5. Step 5: Solve for x
    x = 69,213,281.98/10,316.26
  6. Step 6: Final answer
    x = 6,709.14

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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.