Home / 4,109.40-5,670.84-2,341.44

Finding the Fourth Proportional to 4,109.40, 5,670.84 and 2,341.44

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Solution

The fourth proportional to 4,109.40, 5,670.84 and 2,341.44 is: 3,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.40 : 5,670.84 = 2,341.44 : x
  2. Step 2: Convert to fraction form
    4,109.40/5,670.84 = 2,341.44/x
  3. Step 3: Cross multiply
    4,109.40x = 5,670.84 × 2,341.44
  4. Step 4: Simplify right side
    4,109.40x = 13,277,931.61
  5. Step 5: Solve for x
    x = 13,277,931.61/4,109.40
  6. Step 6: Final answer
    x = 3,231.11

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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.