Home / 4,117.60-6,176.40-2,360.80

Finding the Fourth Proportional to 4,117.60, 6,176.40 and 2,360.80

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Solution

The fourth proportional to 4,117.60, 6,176.40 and 2,360.80 is: 3,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.60 : 6,176.40 = 2,360.80 : x
  2. Step 2: Convert to fraction form
    4,117.60/6,176.40 = 2,360.80/x
  3. Step 3: Cross multiply
    4,117.60x = 6,176.40 × 2,360.80
  4. Step 4: Simplify right side
    4,117.60x = 14,581,245.12
  5. Step 5: Solve for x
    x = 14,581,245.12/4,117.60
  6. Step 6: Final answer
    x = 3,541.20

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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.