Home / 7,164.29-10,730.85-4,382.55

Finding the Fourth Proportional to 7,164.29, 10,730.85 and 4,382.55

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Solution

The fourth proportional to 7,164.29, 10,730.85 and 4,382.55 is: 6,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164.29 : 10,730.85 = 4,382.55 : x
  2. Step 2: Convert to fraction form
    7,164.29/10,730.85 = 4,382.55/x
  3. Step 3: Cross multiply
    7,164.29x = 10,730.85 × 4,382.55
  4. Step 4: Simplify right side
    7,164.29x = 47,028,433.01
  5. Step 5: Solve for x
    x = 47,028,433.01/7,164.29
  6. Step 6: Final answer
    x = 6,564.29

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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.