Home / 4,552.50-6,823.74-1,778.66

Finding the Fourth Proportional to 4,552.50, 6,823.74 and 1,778.66

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Solution

The fourth proportional to 4,552.50, 6,823.74 and 1,778.66 is: 2,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.50 : 6,823.74 = 1,778.66 : x
  2. Step 2: Convert to fraction form
    4,552.50/6,823.74 = 1,778.66/x
  3. Step 3: Cross multiply
    4,552.50x = 6,823.74 × 1,778.66
  4. Step 4: Simplify right side
    4,552.50x = 12,137,111.53
  5. Step 5: Solve for x
    x = 12,137,111.53/4,552.50
  6. Step 6: Final answer
    x = 2,666.03

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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.