Home / 1,461.20-2,016.14-937.13

Finding the Fourth Proportional to 1,461.20, 2,016.14 and 937.13

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Solution

The fourth proportional to 1,461.20, 2,016.14 and 937.13 is: 1,293.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461.20 : 2,016.14 = 937.13 : x
  2. Step 2: Convert to fraction form
    1,461.20/2,016.14 = 937.13/x
  3. Step 3: Cross multiply
    1,461.20x = 2,016.14 × 937.13
  4. Step 4: Simplify right side
    1,461.20x = 1,889,370.51
  5. Step 5: Solve for x
    x = 1,889,370.51/1,461.20
  6. Step 6: Final answer
    x = 1,293.03

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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.