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Finding the Fourth Proportional to 5,928.66, 8,840.27 and 5,671.68

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Solution

The fourth proportional to 5,928.66, 8,840.27 and 5,671.68 is: 8,457.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.66 : 8,840.27 = 5,671.68 : x
  2. Step 2: Convert to fraction form
    5,928.66/8,840.27 = 5,671.68/x
  3. Step 3: Cross multiply
    5,928.66x = 8,840.27 × 5,671.68
  4. Step 4: Simplify right side
    5,928.66x = 50,139,182.55
  5. Step 5: Solve for x
    x = 50,139,182.55/5,928.66
  6. Step 6: Final answer
    x = 8,457.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.