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Finding the Fourth Proportional to 1,601.83, 2,210.46 and 893.66

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Solution

The fourth proportional to 1,601.83, 2,210.46 and 893.66 is: 1,233.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601.83 : 2,210.46 = 893.66 : x
  2. Step 2: Convert to fraction form
    1,601.83/2,210.46 = 893.66/x
  3. Step 3: Cross multiply
    1,601.83x = 2,210.46 × 893.66
  4. Step 4: Simplify right side
    1,601.83x = 1,975,402.74
  5. Step 5: Solve for x
    x = 1,975,402.74/1,601.83
  6. Step 6: Final answer
    x = 1,233.22

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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.