Home / 2,226.36-3,070.56-1,562.40

Finding the Fourth Proportional to 2,226.36, 3,070.56 and 1,562.40

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Solution

The fourth proportional to 2,226.36, 3,070.56 and 1,562.40 is: 2,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.36 : 3,070.56 = 1,562.40 : x
  2. Step 2: Convert to fraction form
    2,226.36/3,070.56 = 1,562.40/x
  3. Step 3: Cross multiply
    2,226.36x = 3,070.56 × 1,562.40
  4. Step 4: Simplify right side
    2,226.36x = 4,797,442.94
  5. Step 5: Solve for x
    x = 4,797,442.94/2,226.36
  6. Step 6: Final answer
    x = 2,154.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.