Home / 8,216.61-11,338.29-4,859.16

Finding the Fourth Proportional to 8,216.61, 11,338.29 and 4,859.16

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Solution

The fourth proportional to 8,216.61, 11,338.29 and 4,859.16 is: 6,705.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.61 : 11,338.29 = 4,859.16 : x
  2. Step 2: Convert to fraction form
    8,216.61/11,338.29 = 4,859.16/x
  3. Step 3: Cross multiply
    8,216.61x = 11,338.29 × 4,859.16
  4. Step 4: Simplify right side
    8,216.61x = 55,094,565.24
  5. Step 5: Solve for x
    x = 55,094,565.24/8,216.61
  6. Step 6: Final answer
    x = 6,705.27

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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.