Home / 1,503.52-2,236.96-1,498.40

Finding the Fourth Proportional to 1,503.52, 2,236.96 and 1,498.40

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Solution

The fourth proportional to 1,503.52, 2,236.96 and 1,498.40 is: 2,229.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503.52 : 2,236.96 = 1,498.40 : x
  2. Step 2: Convert to fraction form
    1,503.52/2,236.96 = 1,498.40/x
  3. Step 3: Cross multiply
    1,503.52x = 2,236.96 × 1,498.40
  4. Step 4: Simplify right side
    1,503.52x = 3,351,860.86
  5. Step 5: Solve for x
    x = 3,351,860.86/1,503.52
  6. Step 6: Final answer
    x = 2,229.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.