Home / 2,388.60-3,295.26-1,641.24

Finding the Fourth Proportional to 2,388.60, 3,295.26 and 1,641.24

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Solution

The fourth proportional to 2,388.60, 3,295.26 and 1,641.24 is: 2,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.60 : 3,295.26 = 1,641.24 : x
  2. Step 2: Convert to fraction form
    2,388.60/3,295.26 = 1,641.24/x
  3. Step 3: Cross multiply
    2,388.60x = 3,295.26 × 1,641.24
  4. Step 4: Simplify right side
    2,388.60x = 5,408,312.52
  5. Step 5: Solve for x
    x = 5,408,312.52/2,388.60
  6. Step 6: Final answer
    x = 2,264.22

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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.