Home / 3,335.40-4,602.72-1,843.32

Finding the Fourth Proportional to 3,335.40, 4,602.72 and 1,843.32

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Solution

The fourth proportional to 3,335.40, 4,602.72 and 1,843.32 is: 2,543.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.40 : 4,602.72 = 1,843.32 : x
  2. Step 2: Convert to fraction form
    3,335.40/4,602.72 = 1,843.32/x
  3. Step 3: Cross multiply
    3,335.40x = 4,602.72 × 1,843.32
  4. Step 4: Simplify right side
    3,335.40x = 8,484,285.83
  5. Step 5: Solve for x
    x = 8,484,285.83/3,335.40
  6. Step 6: Final answer
    x = 2,543.71

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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.