Home / 9,665.08-13,343.34-6,362.68

Finding the Fourth Proportional to 9,665.08, 13,343.34 and 6,362.68

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Solution

The fourth proportional to 9,665.08, 13,343.34 and 6,362.68 is: 8,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665.08 : 13,343.34 = 6,362.68 : x
  2. Step 2: Convert to fraction form
    9,665.08/13,343.34 = 6,362.68/x
  3. Step 3: Cross multiply
    9,665.08x = 13,343.34 × 6,362.68
  4. Step 4: Simplify right side
    9,665.08x = 84,899,402.55
  5. Step 5: Solve for x
    x = 84,899,402.55/9,665.08
  6. Step 6: Final answer
    x = 8,784.14

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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.