Home / 7,167.24-9,889.61-4,518.23

Finding the Fourth Proportional to 7,167.24, 9,889.61 and 4,518.23

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Solution

The fourth proportional to 7,167.24, 9,889.61 and 4,518.23 is: 6,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.24 : 9,889.61 = 4,518.23 : x
  2. Step 2: Convert to fraction form
    7,167.24/9,889.61 = 4,518.23/x
  3. Step 3: Cross multiply
    7,167.24x = 9,889.61 × 4,518.23
  4. Step 4: Simplify right side
    7,167.24x = 44,683,460.55
  5. Step 5: Solve for x
    x = 44,683,460.55/7,167.24
  6. Step 6: Final answer
    x = 6,234.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.