Home / 6,364.13-9,547.56-1,921.42

Finding the Fourth Proportional to 6,364.13, 9,547.56 and 1,921.42

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Solution

The fourth proportional to 6,364.13, 9,547.56 and 1,921.42 is: 2,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.13 : 9,547.56 = 1,921.42 : x
  2. Step 2: Convert to fraction form
    6,364.13/9,547.56 = 1,921.42/x
  3. Step 3: Cross multiply
    6,364.13x = 9,547.56 × 1,921.42
  4. Step 4: Simplify right side
    6,364.13x = 18,344,815.39
  5. Step 5: Solve for x
    x = 18,344,815.39/6,364.13
  6. Step 6: Final answer
    x = 2,882.54

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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.