Home / 5,671.80-8,508.26-1,776.28

Finding the Fourth Proportional to 5,671.80, 8,508.26 and 1,776.28

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Solution

The fourth proportional to 5,671.80, 8,508.26 and 1,776.28 is: 2,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.80 : 8,508.26 = 1,776.28 : x
  2. Step 2: Convert to fraction form
    5,671.80/8,508.26 = 1,776.28/x
  3. Step 3: Cross multiply
    5,671.80x = 8,508.26 × 1,776.28
  4. Step 4: Simplify right side
    5,671.80x = 15,113,052.07
  5. Step 5: Solve for x
    x = 15,113,052.07/5,671.80
  6. Step 6: Final answer
    x = 2,664.60

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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.