Home / 6,188.85-9,285.40-1,806.95

Finding the Fourth Proportional to 6,188.85, 9,285.40 and 1,806.95

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Solution

The fourth proportional to 6,188.85, 9,285.40 and 1,806.95 is: 2,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.85 : 9,285.40 = 1,806.95 : x
  2. Step 2: Convert to fraction form
    6,188.85/9,285.40 = 1,806.95/x
  3. Step 3: Cross multiply
    6,188.85x = 9,285.40 × 1,806.95
  4. Step 4: Simplify right side
    6,188.85x = 16,778,253.53
  5. Step 5: Solve for x
    x = 16,778,253.53/6,188.85
  6. Step 6: Final answer
    x = 2,711.05

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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.