Home / 6,807.78-10,204.83-4,345.38

Finding the Fourth Proportional to 6,807.78, 10,204.83 and 4,345.38

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Solution

The fourth proportional to 6,807.78, 10,204.83 and 4,345.38 is: 6,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.78 : 10,204.83 = 4,345.38 : x
  2. Step 2: Convert to fraction form
    6,807.78/10,204.83 = 4,345.38/x
  3. Step 3: Cross multiply
    6,807.78x = 10,204.83 × 4,345.38
  4. Step 4: Simplify right side
    6,807.78x = 44,343,864.19
  5. Step 5: Solve for x
    x = 44,343,864.19/6,807.78
  6. Step 6: Final answer
    x = 6,513.70

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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.