Home / 6,223.53-8,588.29-3,390.96

Finding the Fourth Proportional to 6,223.53, 8,588.29 and 3,390.96

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Solution

The fourth proportional to 6,223.53, 8,588.29 and 3,390.96 is: 4,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.53 : 8,588.29 = 3,390.96 : x
  2. Step 2: Convert to fraction form
    6,223.53/8,588.29 = 3,390.96/x
  3. Step 3: Cross multiply
    6,223.53x = 8,588.29 × 3,390.96
  4. Step 4: Simplify right side
    6,223.53x = 29,122,547.86
  5. Step 5: Solve for x
    x = 29,122,547.86/6,223.53
  6. Step 6: Final answer
    x = 4,679.43

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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.