Home / 6,547.01-9,815.61-3,949.34

Finding the Fourth Proportional to 6,547.01, 9,815.61 and 3,949.34

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Solution

The fourth proportional to 6,547.01, 9,815.61 and 3,949.34 is: 5,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547.01 : 9,815.61 = 3,949.34 : x
  2. Step 2: Convert to fraction form
    6,547.01/9,815.61 = 3,949.34/x
  3. Step 3: Cross multiply
    6,547.01x = 9,815.61 × 3,949.34
  4. Step 4: Simplify right side
    6,547.01x = 38,765,181.20
  5. Step 5: Solve for x
    x = 38,765,181.20/6,547.01
  6. Step 6: Final answer
    x = 5,921.05

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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.