Home / 1,775.32-2,449.64-1,029.14

Finding the Fourth Proportional to 1,775.32, 2,449.64 and 1,029.14

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Solution

The fourth proportional to 1,775.32, 2,449.64 and 1,029.14 is: 1,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775.32 : 2,449.64 = 1,029.14 : x
  2. Step 2: Convert to fraction form
    1,775.32/2,449.64 = 1,029.14/x
  3. Step 3: Cross multiply
    1,775.32x = 2,449.64 × 1,029.14
  4. Step 4: Simplify right side
    1,775.32x = 2,521,022.02
  5. Step 5: Solve for x
    x = 2,521,022.02/1,775.32
  6. Step 6: Final answer
    x = 1,420.04

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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.