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Finding the Fourth Proportional to 4,724.42, 7,083.77 and 1,952.91

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Solution

The fourth proportional to 4,724.42, 7,083.77 and 1,952.91 is: 2,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.42 : 7,083.77 = 1,952.91 : x
  2. Step 2: Convert to fraction form
    4,724.42/7,083.77 = 1,952.91/x
  3. Step 3: Cross multiply
    4,724.42x = 7,083.77 × 1,952.91
  4. Step 4: Simplify right side
    4,724.42x = 13,833,955.51
  5. Step 5: Solve for x
    x = 13,833,955.51/4,724.42
  6. Step 6: Final answer
    x = 2,928.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.