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Finding the Fourth Proportional to 6,357.60, 9,523.36 and 2,975.52

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Solution

The fourth proportional to 6,357.60, 9,523.36 and 2,975.52 is: 4,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.60 : 9,523.36 = 2,975.52 : x
  2. Step 2: Convert to fraction form
    6,357.60/9,523.36 = 2,975.52/x
  3. Step 3: Cross multiply
    6,357.60x = 9,523.36 × 2,975.52
  4. Step 4: Simplify right side
    6,357.60x = 28,336,948.15
  5. Step 5: Solve for x
    x = 28,336,948.15/6,357.60
  6. Step 6: Final answer
    x = 4,457.18

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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.