Home / 5,395.11-7,443.47-4,398.68

Finding the Fourth Proportional to 5,395.11, 7,443.47 and 4,398.68

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Solution

The fourth proportional to 5,395.11, 7,443.47 and 4,398.68 is: 6,068.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.11 : 7,443.47 = 4,398.68 : x
  2. Step 2: Convert to fraction form
    5,395.11/7,443.47 = 4,398.68/x
  3. Step 3: Cross multiply
    5,395.11x = 7,443.47 × 4,398.68
  4. Step 4: Simplify right side
    5,395.11x = 32,741,442.62
  5. Step 5: Solve for x
    x = 32,741,442.62/5,395.11
  6. Step 6: Final answer
    x = 6,068.73

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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.