Home / 6,141.74-8,475.57-3,490.00

Finding the Fourth Proportional to 6,141.74, 8,475.57 and 3,490.00

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Solution

The fourth proportional to 6,141.74, 8,475.57 and 3,490.00 is: 4,816.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.74 : 8,475.57 = 3,490.00 : x
  2. Step 2: Convert to fraction form
    6,141.74/8,475.57 = 3,490.00/x
  3. Step 3: Cross multiply
    6,141.74x = 8,475.57 × 3,490.00
  4. Step 4: Simplify right side
    6,141.74x = 29,579,718.11
  5. Step 5: Solve for x
    x = 29,579,718.11/6,141.74
  6. Step 6: Final answer
    x = 4,816.18

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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.