Home / 4,113.34-5,669.49-3,118.30

Finding the Fourth Proportional to 4,113.34, 5,669.49 and 3,118.30

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Solution

The fourth proportional to 4,113.34, 5,669.49 and 3,118.30 is: 4,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.34 : 5,669.49 = 3,118.30 : x
  2. Step 2: Convert to fraction form
    4,113.34/5,669.49 = 3,118.30/x
  3. Step 3: Cross multiply
    4,113.34x = 5,669.49 × 3,118.30
  4. Step 4: Simplify right side
    4,113.34x = 17,679,170.67
  5. Step 5: Solve for x
    x = 17,679,170.67/4,113.34
  6. Step 6: Final answer
    x = 4,298.01

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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.