Home / 5,263.13-7,883.45-3,408.74

Finding the Fourth Proportional to 5,263.13, 7,883.45 and 3,408.74

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Solution

The fourth proportional to 5,263.13, 7,883.45 and 3,408.74 is: 5,105.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,263.13 : 7,883.45 = 3,408.74 : x
  2. Step 2: Convert to fraction form
    5,263.13/7,883.45 = 3,408.74/x
  3. Step 3: Cross multiply
    5,263.13x = 7,883.45 × 3,408.74
  4. Step 4: Simplify right side
    5,263.13x = 26,872,574.89
  5. Step 5: Solve for x
    x = 26,872,574.89/5,263.13
  6. Step 6: Final answer
    x = 5,105.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.