Home / 5,291.85-7,286.13-4,493.51

Finding the Fourth Proportional to 5,291.85, 7,286.13 and 4,493.51

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Solution

The fourth proportional to 5,291.85, 7,286.13 and 4,493.51 is: 6,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291.85 : 7,286.13 = 4,493.51 : x
  2. Step 2: Convert to fraction form
    5,291.85/7,286.13 = 4,493.51/x
  3. Step 3: Cross multiply
    5,291.85x = 7,286.13 × 4,493.51
  4. Step 4: Simplify right side
    5,291.85x = 32,740,298.02
  5. Step 5: Solve for x
    x = 32,740,298.02/5,291.85
  6. Step 6: Final answer
    x = 6,186.93

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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.