Home / 7,844.64-10,834.32-6,097.20

Finding the Fourth Proportional to 7,844.64, 10,834.32 and 6,097.20

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Solution

The fourth proportional to 7,844.64, 10,834.32 and 6,097.20 is: 8,420.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.64 : 10,834.32 = 6,097.20 : x
  2. Step 2: Convert to fraction form
    7,844.64/10,834.32 = 6,097.20/x
  3. Step 3: Cross multiply
    7,844.64x = 10,834.32 × 6,097.20
  4. Step 4: Simplify right side
    7,844.64x = 66,059,015.90
  5. Step 5: Solve for x
    x = 66,059,015.90/7,844.64
  6. Step 6: Final answer
    x = 8,420.91

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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.