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Finding the Fourth Proportional to 4,750.81, 6,557.94 and 4,252.57

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Solution

The fourth proportional to 4,750.81, 6,557.94 and 4,252.57 is: 5,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.81 : 6,557.94 = 4,252.57 : x
  2. Step 2: Convert to fraction form
    4,750.81/6,557.94 = 4,252.57/x
  3. Step 3: Cross multiply
    4,750.81x = 6,557.94 × 4,252.57
  4. Step 4: Simplify right side
    4,750.81x = 27,888,066.12
  5. Step 5: Solve for x
    x = 27,888,066.12/4,750.81
  6. Step 6: Final answer
    x = 5,870.18

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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.