Home / 7,766.83-10,718.27-4,623.13

Finding the Fourth Proportional to 7,766.83, 10,718.27 and 4,623.13

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Solution

The fourth proportional to 7,766.83, 10,718.27 and 4,623.13 is: 6,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.83 : 10,718.27 = 4,623.13 : x
  2. Step 2: Convert to fraction form
    7,766.83/10,718.27 = 4,623.13/x
  3. Step 3: Cross multiply
    7,766.83x = 10,718.27 × 4,623.13
  4. Step 4: Simplify right side
    7,766.83x = 49,551,955.59
  5. Step 5: Solve for x
    x = 49,551,955.59/7,766.83
  6. Step 6: Final answer
    x = 6,379.95

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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.