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Finding the Fourth Proportional to 6,303.06, 9,456.01 and 1,920.87

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Solution

The fourth proportional to 6,303.06, 9,456.01 and 1,920.87 is: 2,881.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303.06 : 9,456.01 = 1,920.87 : x
  2. Step 2: Convert to fraction form
    6,303.06/9,456.01 = 1,920.87/x
  3. Step 3: Cross multiply
    6,303.06x = 9,456.01 × 1,920.87
  4. Step 4: Simplify right side
    6,303.06x = 18,163,765.93
  5. Step 5: Solve for x
    x = 18,163,765.93/6,303.06
  6. Step 6: Final answer
    x = 2,881.74

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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.