Home / 9,299.72-12,832.08-5,320.46

Finding the Fourth Proportional to 9,299.72, 12,832.08 and 5,320.46

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Solution

The fourth proportional to 9,299.72, 12,832.08 and 5,320.46 is: 7,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.72 : 12,832.08 = 5,320.46 : x
  2. Step 2: Convert to fraction form
    9,299.72/12,832.08 = 5,320.46/x
  3. Step 3: Cross multiply
    9,299.72x = 12,832.08 × 5,320.46
  4. Step 4: Simplify right side
    9,299.72x = 68,272,568.36
  5. Step 5: Solve for x
    x = 68,272,568.36/9,299.72
  6. Step 6: Final answer
    x = 7,341.36

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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.