Home / 7,180.04-10,770.06-4,256.75

Finding the Fourth Proportional to 7,180.04, 10,770.06 and 4,256.75

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Solution

The fourth proportional to 7,180.04, 10,770.06 and 4,256.75 is: 6,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.04 : 10,770.06 = 4,256.75 : x
  2. Step 2: Convert to fraction form
    7,180.04/10,770.06 = 4,256.75/x
  3. Step 3: Cross multiply
    7,180.04x = 10,770.06 × 4,256.75
  4. Step 4: Simplify right side
    7,180.04x = 45,845,495.79
  5. Step 5: Solve for x
    x = 45,845,495.79/7,180.04
  6. Step 6: Final answer
    x = 6,385.13

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Double scale
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Similar ratio
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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.