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Finding the Fourth Proportional to 6,348.16, 9,523.29 and 1,964.74

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Solution

The fourth proportional to 6,348.16, 9,523.29 and 1,964.74 is: 2,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.16 : 9,523.29 = 1,964.74 : x
  2. Step 2: Convert to fraction form
    6,348.16/9,523.29 = 1,964.74/x
  3. Step 3: Cross multiply
    6,348.16x = 9,523.29 × 1,964.74
  4. Step 4: Simplify right side
    6,348.16x = 18,710,788.79
  5. Step 5: Solve for x
    x = 18,710,788.79/6,348.16
  6. Step 6: Final answer
    x = 2,947.43

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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.