Home / 7,408.83-10,219.17-4,759.45

Finding the Fourth Proportional to 7,408.83, 10,219.17 and 4,759.45

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Solution

The fourth proportional to 7,408.83, 10,219.17 and 4,759.45 is: 6,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.83 : 10,219.17 = 4,759.45 : x
  2. Step 2: Convert to fraction form
    7,408.83/10,219.17 = 4,759.45/x
  3. Step 3: Cross multiply
    7,408.83x = 10,219.17 × 4,759.45
  4. Step 4: Simplify right side
    7,408.83x = 48,637,628.66
  5. Step 5: Solve for x
    x = 48,637,628.66/7,408.83
  6. Step 6: Final answer
    x = 6,564.82

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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.