Home / 3,436.08-4,741.80-1,864.17

Finding the Fourth Proportional to 3,436.08, 4,741.80 and 1,864.17

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Solution

The fourth proportional to 3,436.08, 4,741.80 and 1,864.17 is: 2,572.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.08 : 4,741.80 = 1,864.17 : x
  2. Step 2: Convert to fraction form
    3,436.08/4,741.80 = 1,864.17/x
  3. Step 3: Cross multiply
    3,436.08x = 4,741.80 × 1,864.17
  4. Step 4: Simplify right side
    3,436.08x = 8,839,521.31
  5. Step 5: Solve for x
    x = 8,839,521.31/3,436.08
  6. Step 6: Final answer
    x = 2,572.56

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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.