Home / 6,360.79-8,778.45-3,708.14

Finding the Fourth Proportional to 6,360.79, 8,778.45 and 3,708.14

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Solution

The fourth proportional to 6,360.79, 8,778.45 and 3,708.14 is: 5,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.79 : 8,778.45 = 3,708.14 : x
  2. Step 2: Convert to fraction form
    6,360.79/8,778.45 = 3,708.14/x
  3. Step 3: Cross multiply
    6,360.79x = 8,778.45 × 3,708.14
  4. Step 4: Simplify right side
    6,360.79x = 32,551,703.04
  5. Step 5: Solve for x
    x = 32,551,703.04/6,360.79
  6. Step 6: Final answer
    x = 5,117.56

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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.