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Finding the Fourth Proportional to 7,308.55, 10,964.12 and 2,377.32

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Solution

The fourth proportional to 7,308.55, 10,964.12 and 2,377.32 is: 3,566.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.55 : 10,964.12 = 2,377.32 : x
  2. Step 2: Convert to fraction form
    7,308.55/10,964.12 = 2,377.32/x
  3. Step 3: Cross multiply
    7,308.55x = 10,964.12 × 2,377.32
  4. Step 4: Simplify right side
    7,308.55x = 26,065,221.76
  5. Step 5: Solve for x
    x = 26,065,221.76/7,308.55
  6. Step 6: Final answer
    x = 3,566.40

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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.