Home / 7,766.55-10,717.29-4,409.42

Finding the Fourth Proportional to 7,766.55, 10,717.29 and 4,409.42

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Solution

The fourth proportional to 7,766.55, 10,717.29 and 4,409.42 is: 6,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.55 : 10,717.29 = 4,409.42 : x
  2. Step 2: Convert to fraction form
    7,766.55/10,717.29 = 4,409.42/x
  3. Step 3: Cross multiply
    7,766.55x = 10,717.29 × 4,409.42
  4. Step 4: Simplify right side
    7,766.55x = 47,256,979.29
  5. Step 5: Solve for x
    x = 47,256,979.29/7,766.55
  6. Step 6: Final answer
    x = 6,084.68

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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.