Home / 6,223.32-8,588.05-3,390.66

Finding the Fourth Proportional to 6,223.32, 8,588.05 and 3,390.66

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Solution

The fourth proportional to 6,223.32, 8,588.05 and 3,390.66 is: 4,679.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.32 : 8,588.05 = 3,390.66 : x
  2. Step 2: Convert to fraction form
    6,223.32/8,588.05 = 3,390.66/x
  3. Step 3: Cross multiply
    6,223.32x = 8,588.05 × 3,390.66
  4. Step 4: Simplify right side
    6,223.32x = 29,119,140.66
  5. Step 5: Solve for x
    x = 29,119,140.66/6,223.32
  6. Step 6: Final answer
    x = 4,679.04

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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.