Home / 9,316.08-12,849.50-6,484.43

Finding the Fourth Proportional to 9,316.08, 12,849.50 and 6,484.43

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Solution

The fourth proportional to 9,316.08, 12,849.50 and 6,484.43 is: 8,943.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.08 : 12,849.50 = 6,484.43 : x
  2. Step 2: Convert to fraction form
    9,316.08/12,849.50 = 6,484.43/x
  3. Step 3: Cross multiply
    9,316.08x = 12,849.50 × 6,484.43
  4. Step 4: Simplify right side
    9,316.08x = 83,321,734.33
  5. Step 5: Solve for x
    x = 83,321,734.33/9,316.08
  6. Step 6: Final answer
    x = 8,943.87

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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.