Home / 4,431.60-6,645.51-1,508.58

Finding the Fourth Proportional to 4,431.60, 6,645.51 and 1,508.58

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Solution

The fourth proportional to 4,431.60, 6,645.51 and 1,508.58 is: 2,262.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.60 : 6,645.51 = 1,508.58 : x
  2. Step 2: Convert to fraction form
    4,431.60/6,645.51 = 1,508.58/x
  3. Step 3: Cross multiply
    4,431.60x = 6,645.51 × 1,508.58
  4. Step 4: Simplify right side
    4,431.60x = 10,025,283.48
  5. Step 5: Solve for x
    x = 10,025,283.48/4,431.60
  6. Step 6: Final answer
    x = 2,262.23

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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.