Home / 9,032.64-12,465.67-5,205.39

Finding the Fourth Proportional to 9,032.64, 12,465.67 and 5,205.39

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Solution

The fourth proportional to 9,032.64, 12,465.67 and 5,205.39 is: 7,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,032.64 : 12,465.67 = 5,205.39 : x
  2. Step 2: Convert to fraction form
    9,032.64/12,465.67 = 5,205.39/x
  3. Step 3: Cross multiply
    9,032.64x = 12,465.67 × 5,205.39
  4. Step 4: Simplify right side
    9,032.64x = 64,888,673.66
  5. Step 5: Solve for x
    x = 64,888,673.66/9,032.64
  6. Step 6: Final answer
    x = 7,183.80

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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.