Home / 4,089.23-5,643.37-2,411.62

Finding the Fourth Proportional to 4,089.23, 5,643.37 and 2,411.62

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Solution

The fourth proportional to 4,089.23, 5,643.37 and 2,411.62 is: 3,328.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.23 : 5,643.37 = 2,411.62 : x
  2. Step 2: Convert to fraction form
    4,089.23/5,643.37 = 2,411.62/x
  3. Step 3: Cross multiply
    4,089.23x = 5,643.37 × 2,411.62
  4. Step 4: Simplify right side
    4,089.23x = 13,609,684.61
  5. Step 5: Solve for x
    x = 13,609,684.61/4,089.23
  6. Step 6: Final answer
    x = 3,328.17

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Half scale
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Double scale
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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.