Home / 2,952.13-4,071.49-1,772.36

Finding the Fourth Proportional to 2,952.13, 4,071.49 and 1,772.36

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Solution

The fourth proportional to 2,952.13, 4,071.49 and 1,772.36 is: 2,444.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.13 : 4,071.49 = 1,772.36 : x
  2. Step 2: Convert to fraction form
    2,952.13/4,071.49 = 1,772.36/x
  3. Step 3: Cross multiply
    2,952.13x = 4,071.49 × 1,772.36
  4. Step 4: Simplify right side
    2,952.13x = 7,216,146.02
  5. Step 5: Solve for x
    x = 7,216,146.02/2,952.13
  6. Step 6: Final answer
    x = 2,444.39

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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.