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Finding the Fourth Proportional to 4,437.75, 6,657.84 and 1,840.69

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Solution

The fourth proportional to 4,437.75, 6,657.84 and 1,840.69 is: 2,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.75 : 6,657.84 = 1,840.69 : x
  2. Step 2: Convert to fraction form
    4,437.75/6,657.84 = 1,840.69/x
  3. Step 3: Cross multiply
    4,437.75x = 6,657.84 × 1,840.69
  4. Step 4: Simplify right side
    4,437.75x = 12,255,019.51
  5. Step 5: Solve for x
    x = 12,255,019.51/4,437.75
  6. Step 6: Final answer
    x = 2,761.54

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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.