Home / 7,766.30-10,718.97-4,624.22

Finding the Fourth Proportional to 7,766.30, 10,718.97 and 4,624.22

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Solution

The fourth proportional to 7,766.30, 10,718.97 and 4,624.22 is: 6,382.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.30 : 10,718.97 = 4,624.22 : x
  2. Step 2: Convert to fraction form
    7,766.30/10,718.97 = 4,624.22/x
  3. Step 3: Cross multiply
    7,766.30x = 10,718.97 × 4,624.22
  4. Step 4: Simplify right side
    7,766.30x = 49,566,875.45
  5. Step 5: Solve for x
    x = 49,566,875.45/7,766.30
  6. Step 6: Final answer
    x = 6,382.30

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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.