Home / 2,646.78-3,652.14-1,467.81

Finding the Fourth Proportional to 2,646.78, 3,652.14 and 1,467.81

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Solution

The fourth proportional to 2,646.78, 3,652.14 and 1,467.81 is: 2,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646.78 : 3,652.14 = 1,467.81 : x
  2. Step 2: Convert to fraction form
    2,646.78/3,652.14 = 1,467.81/x
  3. Step 3: Cross multiply
    2,646.78x = 3,652.14 × 1,467.81
  4. Step 4: Simplify right side
    2,646.78x = 5,360,647.61
  5. Step 5: Solve for x
    x = 5,360,647.61/2,646.78
  6. Step 6: Final answer
    x = 2,025.35

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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.