Home / 3,345.03-4,616.15-1,853.05

Finding the Fourth Proportional to 3,345.03, 4,616.15 and 1,853.05

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Solution

The fourth proportional to 3,345.03, 4,616.15 and 1,853.05 is: 2,557.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.03 : 4,616.15 = 1,853.05 : x
  2. Step 2: Convert to fraction form
    3,345.03/4,616.15 = 1,853.05/x
  3. Step 3: Cross multiply
    3,345.03x = 4,616.15 × 1,853.05
  4. Step 4: Simplify right side
    3,345.03x = 8,553,935.95
  5. Step 5: Solve for x
    x = 8,553,935.95/3,345.03
  6. Step 6: Final answer
    x = 2,557.21

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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.