Home / 4,117.40-6,176.10-3,663.80

Finding the Fourth Proportional to 4,117.40, 6,176.10 and 3,663.80

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Solution

The fourth proportional to 4,117.40, 6,176.10 and 3,663.80 is: 5,495.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.40 : 6,176.10 = 3,663.80 : x
  2. Step 2: Convert to fraction form
    4,117.40/6,176.10 = 3,663.80/x
  3. Step 3: Cross multiply
    4,117.40x = 6,176.10 × 3,663.80
  4. Step 4: Simplify right side
    4,117.40x = 22,627,995.18
  5. Step 5: Solve for x
    x = 22,627,995.18/4,117.40
  6. Step 6: Final answer
    x = 5,495.70

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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.