Home / 11,332.08-15,638.22-6,297.12

Finding the Fourth Proportional to 11,332.08, 15,638.22 and 6,297.12

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Solution

The fourth proportional to 11,332.08, 15,638.22 and 6,297.12 is: 8,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.08 : 15,638.22 = 6,297.12 : x
  2. Step 2: Convert to fraction form
    11,332.08/15,638.22 = 6,297.12/x
  3. Step 3: Cross multiply
    11,332.08x = 15,638.22 × 6,297.12
  4. Step 4: Simplify right side
    11,332.08x = 98,475,747.93
  5. Step 5: Solve for x
    x = 98,475,747.93/11,332.08
  6. Step 6: Final answer
    x = 8,690.00

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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.