Home / 5,184.48-7,778.40-3,104.16

Finding the Fourth Proportional to 5,184.48, 7,778.40 and 3,104.16

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Solution

The fourth proportional to 5,184.48, 7,778.40 and 3,104.16 is: 4,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.48 : 7,778.40 = 3,104.16 : x
  2. Step 2: Convert to fraction form
    5,184.48/7,778.40 = 3,104.16/x
  3. Step 3: Cross multiply
    5,184.48x = 7,778.40 × 3,104.16
  4. Step 4: Simplify right side
    5,184.48x = 24,145,398.14
  5. Step 5: Solve for x
    x = 24,145,398.14/5,184.48
  6. Step 6: Final answer
    x = 4,657.25

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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.