Home / 4,432.51-6,647.55-1,660.69

Finding the Fourth Proportional to 4,432.51, 6,647.55 and 1,660.69

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Solution

The fourth proportional to 4,432.51, 6,647.55 and 1,660.69 is: 2,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.51 : 6,647.55 = 1,660.69 : x
  2. Step 2: Convert to fraction form
    4,432.51/6,647.55 = 1,660.69/x
  3. Step 3: Cross multiply
    4,432.51x = 6,647.55 × 1,660.69
  4. Step 4: Simplify right side
    4,432.51x = 11,039,519.81
  5. Step 5: Solve for x
    x = 11,039,519.81/4,432.51
  6. Step 6: Final answer
    x = 2,490.58

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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.