Home / 1,461.19-2,012.38-1,456.75

Finding the Fourth Proportional to 1,461.19, 2,012.38 and 1,456.75

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Solution

The fourth proportional to 1,461.19, 2,012.38 and 1,456.75 is: 2,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.19 : 2,012.38 = 1,456.75 : x
  2. Step 2: Convert to fraction form
    1,461.19/2,012.38 = 1,456.75/x
  3. Step 3: Cross multiply
    1,461.19x = 2,012.38 × 1,456.75
  4. Step 4: Simplify right side
    1,461.19x = 2,931,531.09
  5. Step 5: Solve for x
    x = 2,931,531.09/1,461.19
  6. Step 6: Final answer
    x = 2,006.26

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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.