Home / 5,669.60-8,498.21-2,378.84

Finding the Fourth Proportional to 5,669.60, 8,498.21 and 2,378.84

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Solution

The fourth proportional to 5,669.60, 8,498.21 and 2,378.84 is: 3,565.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.60 : 8,498.21 = 2,378.84 : x
  2. Step 2: Convert to fraction form
    5,669.60/8,498.21 = 2,378.84/x
  3. Step 3: Cross multiply
    5,669.60x = 8,498.21 × 2,378.84
  4. Step 4: Simplify right side
    5,669.60x = 20,215,827.49
  5. Step 5: Solve for x
    x = 20,215,827.49/5,669.60
  6. Step 6: Final answer
    x = 3,565.66

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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.