Home / 7,343.38-10,134.48-4,199.50

Finding the Fourth Proportional to 7,343.38, 10,134.48 and 4,199.50

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Solution

The fourth proportional to 7,343.38, 10,134.48 and 4,199.50 is: 5,795.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.38 : 10,134.48 = 4,199.50 : x
  2. Step 2: Convert to fraction form
    7,343.38/10,134.48 = 4,199.50/x
  3. Step 3: Cross multiply
    7,343.38x = 10,134.48 × 4,199.50
  4. Step 4: Simplify right side
    7,343.38x = 42,559,748.76
  5. Step 5: Solve for x
    x = 42,559,748.76/7,343.38
  6. Step 6: Final answer
    x = 5,795.66

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Double scale
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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.