Home / 6,905.18-10,357.56-1,974.83

Finding the Fourth Proportional to 6,905.18, 10,357.56 and 1,974.83

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Solution

The fourth proportional to 6,905.18, 10,357.56 and 1,974.83 is: 2,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.18 : 10,357.56 = 1,974.83 : x
  2. Step 2: Convert to fraction form
    6,905.18/10,357.56 = 1,974.83/x
  3. Step 3: Cross multiply
    6,905.18x = 10,357.56 × 1,974.83
  4. Step 4: Simplify right side
    6,905.18x = 20,454,368.43
  5. Step 5: Solve for x
    x = 20,454,368.43/6,905.18
  6. Step 6: Final answer
    x = 2,962.18

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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.