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Finding the Fourth Proportional to 4,394.76, 6,592.14 and 1,316.76

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Solution

The fourth proportional to 4,394.76, 6,592.14 and 1,316.76 is: 1,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.76 : 6,592.14 = 1,316.76 : x
  2. Step 2: Convert to fraction form
    4,394.76/6,592.14 = 1,316.76/x
  3. Step 3: Cross multiply
    4,394.76x = 6,592.14 × 1,316.76
  4. Step 4: Simplify right side
    4,394.76x = 8,680,266.27
  5. Step 5: Solve for x
    x = 8,680,266.27/4,394.76
  6. Step 6: Final answer
    x = 1,975.14

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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.