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Finding the Fourth Proportional to 8,628.01, 12,933.03 and 5,854.93

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Solution

The fourth proportional to 8,628.01, 12,933.03 and 5,854.93 is: 8,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628.01 : 12,933.03 = 5,854.93 : x
  2. Step 2: Convert to fraction form
    8,628.01/12,933.03 = 5,854.93/x
  3. Step 3: Cross multiply
    8,628.01x = 12,933.03 × 5,854.93
  4. Step 4: Simplify right side
    8,628.01x = 75,721,985.34
  5. Step 5: Solve for x
    x = 75,721,985.34/8,628.01
  6. Step 6: Final answer
    x = 8,776.30

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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.