Home / 6,930.29-10,395.43-2,772.16

Finding the Fourth Proportional to 6,930.29, 10,395.43 and 2,772.16

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Solution

The fourth proportional to 6,930.29, 10,395.43 and 2,772.16 is: 4,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.29 : 10,395.43 = 2,772.16 : x
  2. Step 2: Convert to fraction form
    6,930.29/10,395.43 = 2,772.16/x
  3. Step 3: Cross multiply
    6,930.29x = 10,395.43 × 2,772.16
  4. Step 4: Simplify right side
    6,930.29x = 28,817,762.31
  5. Step 5: Solve for x
    x = 28,817,762.31/6,930.29
  6. Step 6: Final answer
    x = 4,158.23

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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.