Home / 6,288.95-8,677.45-3,770.39

Finding the Fourth Proportional to 6,288.95, 8,677.45 and 3,770.39

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Solution

The fourth proportional to 6,288.95, 8,677.45 and 3,770.39 is: 5,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.95 : 8,677.45 = 3,770.39 : x
  2. Step 2: Convert to fraction form
    6,288.95/8,677.45 = 3,770.39/x
  3. Step 3: Cross multiply
    6,288.95x = 8,677.45 × 3,770.39
  4. Step 4: Simplify right side
    6,288.95x = 32,717,370.71
  5. Step 5: Solve for x
    x = 32,717,370.71/6,288.95
  6. Step 6: Final answer
    x = 5,202.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.