Home / 7,671.77-10,586.88-4,268.70

Finding the Fourth Proportional to 7,671.77, 10,586.88 and 4,268.70

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Solution

The fourth proportional to 7,671.77, 10,586.88 and 4,268.70 is: 5,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.77 : 10,586.88 = 4,268.70 : x
  2. Step 2: Convert to fraction form
    7,671.77/10,586.88 = 4,268.70/x
  3. Step 3: Cross multiply
    7,671.77x = 10,586.88 × 4,268.70
  4. Step 4: Simplify right side
    7,671.77x = 45,192,214.66
  5. Step 5: Solve for x
    x = 45,192,214.66/7,671.77
  6. Step 6: Final answer
    x = 5,890.72

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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.