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Finding the Fourth Proportional to 2,932.51, 4,048.02 and 1,871.23

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Solution

The fourth proportional to 2,932.51, 4,048.02 and 1,871.23 is: 2,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.51 : 4,048.02 = 1,871.23 : x
  2. Step 2: Convert to fraction form
    2,932.51/4,048.02 = 1,871.23/x
  3. Step 3: Cross multiply
    2,932.51x = 4,048.02 × 1,871.23
  4. Step 4: Simplify right side
    2,932.51x = 7,574,776.46
  5. Step 5: Solve for x
    x = 7,574,776.46/2,932.51
  6. Step 6: Final answer
    x = 2,583.04

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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.