Home / 3,043.49-4,565.85-1,288.49

Finding the Fourth Proportional to 3,043.49, 4,565.85 and 1,288.49

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Solution

The fourth proportional to 3,043.49, 4,565.85 and 1,288.49 is: 1,933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.49 : 4,565.85 = 1,288.49 : x
  2. Step 2: Convert to fraction form
    3,043.49/4,565.85 = 1,288.49/x
  3. Step 3: Cross multiply
    3,043.49x = 4,565.85 × 1,288.49
  4. Step 4: Simplify right side
    3,043.49x = 5,883,052.07
  5. Step 5: Solve for x
    x = 5,883,052.07/3,043.49
  6. Step 6: Final answer
    x = 1,933.00

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.