Home / 2,521.92-3,477.38-1,775.64

Finding the Fourth Proportional to 2,521.92, 3,477.38 and 1,775.64

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Solution

The fourth proportional to 2,521.92, 3,477.38 and 1,775.64 is: 2,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.92 : 3,477.38 = 1,775.64 : x
  2. Step 2: Convert to fraction form
    2,521.92/3,477.38 = 1,775.64/x
  3. Step 3: Cross multiply
    2,521.92x = 3,477.38 × 1,775.64
  4. Step 4: Simplify right side
    2,521.92x = 6,174,575.02
  5. Step 5: Solve for x
    x = 6,174,575.02/2,521.92
  6. Step 6: Final answer
    x = 2,448.36

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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.