Home / 3,378.88-4,666.28-2,264.32

Finding the Fourth Proportional to 3,378.88, 4,666.28 and 2,264.32

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Solution

The fourth proportional to 3,378.88, 4,666.28 and 2,264.32 is: 3,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.88 : 4,666.28 = 2,264.32 : x
  2. Step 2: Convert to fraction form
    3,378.88/4,666.28 = 2,264.32/x
  3. Step 3: Cross multiply
    3,378.88x = 4,666.28 × 2,264.32
  4. Step 4: Simplify right side
    3,378.88x = 10,565,951.13
  5. Step 5: Solve for x
    x = 10,565,951.13/3,378.88
  6. Step 6: Final answer
    x = 3,127.06

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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.