Home / 6,118.13-8,442.29-3,465.45

Finding the Fourth Proportional to 6,118.13, 8,442.29 and 3,465.45

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Solution

The fourth proportional to 6,118.13, 8,442.29 and 3,465.45 is: 4,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.13 : 8,442.29 = 3,465.45 : x
  2. Step 2: Convert to fraction form
    6,118.13/8,442.29 = 3,465.45/x
  3. Step 3: Cross multiply
    6,118.13x = 8,442.29 × 3,465.45
  4. Step 4: Simplify right side
    6,118.13x = 29,256,342.54
  5. Step 5: Solve for x
    x = 29,256,342.54/6,118.13
  6. Step 6: Final answer
    x = 4,781.91

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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.