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Finding the Fourth Proportional to 1,452.80, 2,006.00 and 893.53

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Solution

The fourth proportional to 1,452.80, 2,006.00 and 893.53 is: 1,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.80 : 2,006.00 = 893.53 : x
  2. Step 2: Convert to fraction form
    1,452.80/2,006.00 = 893.53/x
  3. Step 3: Cross multiply
    1,452.80x = 2,006.00 × 893.53
  4. Step 4: Simplify right side
    1,452.80x = 1,792,422.57
  5. Step 5: Solve for x
    x = 1,792,422.57/1,452.80
  6. Step 6: Final answer
    x = 1,233.77

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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.