Home / 5,338.15-8,006.60-1,442.86

Finding the Fourth Proportional to 5,338.15, 8,006.60 and 1,442.86

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Solution

The fourth proportional to 5,338.15, 8,006.60 and 1,442.86 is: 2,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.15 : 8,006.60 = 1,442.86 : x
  2. Step 2: Convert to fraction form
    5,338.15/8,006.60 = 1,442.86/x
  3. Step 3: Cross multiply
    5,338.15x = 8,006.60 × 1,442.86
  4. Step 4: Simplify right side
    5,338.15x = 11,552,386.47
  5. Step 5: Solve for x
    x = 11,552,386.47/5,338.15
  6. Step 6: Final answer
    x = 2,164.12

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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.