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Finding the Fourth Proportional to 4,583.94, 6,875.90 and 1,661.28

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Solution

The fourth proportional to 4,583.94, 6,875.90 and 1,661.28 is: 2,491.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,583.94 : 6,875.90 = 1,661.28 : x
  2. Step 2: Convert to fraction form
    4,583.94/6,875.90 = 1,661.28/x
  3. Step 3: Cross multiply
    4,583.94x = 6,875.90 × 1,661.28
  4. Step 4: Simplify right side
    4,583.94x = 11,422,795.15
  5. Step 5: Solve for x
    x = 11,422,795.15/4,583.94
  6. Step 6: Final answer
    x = 2,491.92

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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.