Home / 7,408.60-10,223.57-4,051.53

Finding the Fourth Proportional to 7,408.60, 10,223.57 and 4,051.53

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Solution

The fourth proportional to 7,408.60, 10,223.57 and 4,051.53 is: 5,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.60 : 10,223.57 = 4,051.53 : x
  2. Step 2: Convert to fraction form
    7,408.60/10,223.57 = 4,051.53/x
  3. Step 3: Cross multiply
    7,408.60x = 10,223.57 × 4,051.53
  4. Step 4: Simplify right side
    7,408.60x = 41,421,100.56
  5. Step 5: Solve for x
    x = 41,421,100.56/7,408.60
  6. Step 6: Final answer
    x = 5,590.95

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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.