Home / 4,429.10-6,644.13-1,657.10

Finding the Fourth Proportional to 4,429.10, 6,644.13 and 1,657.10

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Solution

The fourth proportional to 4,429.10, 6,644.13 and 1,657.10 is: 2,485.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.10 : 6,644.13 = 1,657.10 : x
  2. Step 2: Convert to fraction form
    4,429.10/6,644.13 = 1,657.10/x
  3. Step 3: Cross multiply
    4,429.10x = 6,644.13 × 1,657.10
  4. Step 4: Simplify right side
    4,429.10x = 11,009,987.82
  5. Step 5: Solve for x
    x = 11,009,987.82/4,429.10
  6. Step 6: Final answer
    x = 2,485.83

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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.