Home / 6,418.13-9,628.81-1,801.13

Finding the Fourth Proportional to 6,418.13, 9,628.81 and 1,801.13

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Solution

The fourth proportional to 6,418.13, 9,628.81 and 1,801.13 is: 2,702.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.13 : 9,628.81 = 1,801.13 : x
  2. Step 2: Convert to fraction form
    6,418.13/9,628.81 = 1,801.13/x
  3. Step 3: Cross multiply
    6,418.13x = 9,628.81 × 1,801.13
  4. Step 4: Simplify right side
    6,418.13x = 17,342,685.91
  5. Step 5: Solve for x
    x = 17,342,685.91/6,418.13
  6. Step 6: Final answer
    x = 2,702.14

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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.