Home / 7,408.30-10,223.41-4,051.11

Finding the Fourth Proportional to 7,408.30, 10,223.41 and 4,051.11

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Solution

The fourth proportional to 7,408.30, 10,223.41 and 4,051.11 is: 5,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.30 : 10,223.41 = 4,051.11 : x
  2. Step 2: Convert to fraction form
    7,408.30/10,223.41 = 4,051.11/x
  3. Step 3: Cross multiply
    7,408.30x = 10,223.41 × 4,051.11
  4. Step 4: Simplify right side
    7,408.30x = 41,416,158.49
  5. Step 5: Solve for x
    x = 41,416,158.49/7,408.30
  6. Step 6: Final answer
    x = 5,590.51

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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.