Home / 4,626.36-6,385.14-4,345.20

Finding the Fourth Proportional to 4,626.36, 6,385.14 and 4,345.20

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Solution

The fourth proportional to 4,626.36, 6,385.14 and 4,345.20 is: 5,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.36 : 6,385.14 = 4,345.20 : x
  2. Step 2: Convert to fraction form
    4,626.36/6,385.14 = 4,345.20/x
  3. Step 3: Cross multiply
    4,626.36x = 6,385.14 × 4,345.20
  4. Step 4: Simplify right side
    4,626.36x = 27,744,710.33
  5. Step 5: Solve for x
    x = 27,744,710.33/4,626.36
  6. Step 6: Final answer
    x = 5,997.09

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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.