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Finding the Fourth Proportional to 5,927.15, 8,888.90 and 1,766.39

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Solution

The fourth proportional to 5,927.15, 8,888.90 and 1,766.39 is: 2,649.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.15 : 8,888.90 = 1,766.39 : x
  2. Step 2: Convert to fraction form
    5,927.15/8,888.90 = 1,766.39/x
  3. Step 3: Cross multiply
    5,927.15x = 8,888.90 × 1,766.39
  4. Step 4: Simplify right side
    5,927.15x = 15,701,210.79
  5. Step 5: Solve for x
    x = 15,701,210.79/5,927.15
  6. Step 6: Final answer
    x = 2,649.03

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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.