Home / 5,379.96-7,407.18-4,590.84

Finding the Fourth Proportional to 5,379.96, 7,407.18 and 4,590.84

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Solution

The fourth proportional to 5,379.96, 7,407.18 and 4,590.84 is: 6,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.96 : 7,407.18 = 4,590.84 : x
  2. Step 2: Convert to fraction form
    5,379.96/7,407.18 = 4,590.84/x
  3. Step 3: Cross multiply
    5,379.96x = 7,407.18 × 4,590.84
  4. Step 4: Simplify right side
    5,379.96x = 34,005,178.23
  5. Step 5: Solve for x
    x = 34,005,178.23/5,379.96
  6. Step 6: Final answer
    x = 6,320.71

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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.