Home / 3,548.88-4,897.38-2,223.32

Finding the Fourth Proportional to 3,548.88, 4,897.38 and 2,223.32

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Solution

The fourth proportional to 3,548.88, 4,897.38 and 2,223.32 is: 3,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.88 : 4,897.38 = 2,223.32 : x
  2. Step 2: Convert to fraction form
    3,548.88/4,897.38 = 2,223.32/x
  3. Step 3: Cross multiply
    3,548.88x = 4,897.38 × 2,223.32
  4. Step 4: Simplify right side
    3,548.88x = 10,888,445.12
  5. Step 5: Solve for x
    x = 10,888,445.12/3,548.88
  6. Step 6: Final answer
    x = 3,068.13

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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.