Home / 5,665.92-7,818.27-3,307.74

Finding the Fourth Proportional to 5,665.92, 7,818.27 and 3,307.74

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Solution

The fourth proportional to 5,665.92, 7,818.27 and 3,307.74 is: 4,564.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.92 : 7,818.27 = 3,307.74 : x
  2. Step 2: Convert to fraction form
    5,665.92/7,818.27 = 3,307.74/x
  3. Step 3: Cross multiply
    5,665.92x = 7,818.27 × 3,307.74
  4. Step 4: Simplify right side
    5,665.92x = 25,860,804.41
  5. Step 5: Solve for x
    x = 25,860,804.41/5,665.92
  6. Step 6: Final answer
    x = 4,564.27

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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.