Home / 6,369.83-9,547.86-3,078.39

Finding the Fourth Proportional to 6,369.83, 9,547.86 and 3,078.39

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Solution

The fourth proportional to 6,369.83, 9,547.86 and 3,078.39 is: 4,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.83 : 9,547.86 = 3,078.39 : x
  2. Step 2: Convert to fraction form
    6,369.83/9,547.86 = 3,078.39/x
  3. Step 3: Cross multiply
    6,369.83x = 9,547.86 × 3,078.39
  4. Step 4: Simplify right side
    6,369.83x = 29,392,036.75
  5. Step 5: Solve for x
    x = 29,392,036.75/6,369.83
  6. Step 6: Final answer
    x = 4,614.26

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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.