Home / 6,400.18-8,832.41-3,529.00

Finding the Fourth Proportional to 6,400.18, 8,832.41 and 3,529.00

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Solution

The fourth proportional to 6,400.18, 8,832.41 and 3,529.00 is: 4,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.18 : 8,832.41 = 3,529.00 : x
  2. Step 2: Convert to fraction form
    6,400.18/8,832.41 = 3,529.00/x
  3. Step 3: Cross multiply
    6,400.18x = 8,832.41 × 3,529.00
  4. Step 4: Simplify right side
    6,400.18x = 31,169,581.52
  5. Step 5: Solve for x
    x = 31,169,581.52/6,400.18
  6. Step 6: Final answer
    x = 4,870.11

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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.