Home / 6,558.98-9,050.85-3,905.87

Finding the Fourth Proportional to 6,558.98, 9,050.85 and 3,905.87

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Solution

The fourth proportional to 6,558.98, 9,050.85 and 3,905.87 is: 5,389.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.98 : 9,050.85 = 3,905.87 : x
  2. Step 2: Convert to fraction form
    6,558.98/9,050.85 = 3,905.87/x
  3. Step 3: Cross multiply
    6,558.98x = 9,050.85 × 3,905.87
  4. Step 4: Simplify right side
    6,558.98x = 35,351,398.24
  5. Step 5: Solve for x
    x = 35,351,398.24/6,558.98
  6. Step 6: Final answer
    x = 5,389.77

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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.