Home / 2,973.13-4,104.74-2,133.16

Finding the Fourth Proportional to 2,973.13, 4,104.74 and 2,133.16

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Solution

The fourth proportional to 2,973.13, 4,104.74 and 2,133.16 is: 2,945.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.13 : 4,104.74 = 2,133.16 : x
  2. Step 2: Convert to fraction form
    2,973.13/4,104.74 = 2,133.16/x
  3. Step 3: Cross multiply
    2,973.13x = 4,104.74 × 2,133.16
  4. Step 4: Simplify right side
    2,973.13x = 8,756,062.25
  5. Step 5: Solve for x
    x = 8,756,062.25/2,973.13
  6. Step 6: Final answer
    x = 2,945.07

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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.