Home / 3,437.22-5,156.10-1,357.32

Finding the Fourth Proportional to 3,437.22, 5,156.10 and 1,357.32

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Solution

The fourth proportional to 3,437.22, 5,156.10 and 1,357.32 is: 2,036.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.22 : 5,156.10 = 1,357.32 : x
  2. Step 2: Convert to fraction form
    3,437.22/5,156.10 = 1,357.32/x
  3. Step 3: Cross multiply
    3,437.22x = 5,156.10 × 1,357.32
  4. Step 4: Simplify right side
    3,437.22x = 6,998,477.65
  5. Step 5: Solve for x
    x = 6,998,477.65/3,437.22
  6. Step 6: Final answer
    x = 2,036.09

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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.