Home / 5,466.84-7,543.98-3,108.72

Finding the Fourth Proportional to 5,466.84, 7,543.98 and 3,108.72

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Solution

The fourth proportional to 5,466.84, 7,543.98 and 3,108.72 is: 4,289.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.84 : 7,543.98 = 3,108.72 : x
  2. Step 2: Convert to fraction form
    5,466.84/7,543.98 = 3,108.72/x
  3. Step 3: Cross multiply
    5,466.84x = 7,543.98 × 3,108.72
  4. Step 4: Simplify right side
    5,466.84x = 23,452,121.51
  5. Step 5: Solve for x
    x = 23,452,121.51/5,466.84
  6. Step 6: Final answer
    x = 4,289.89

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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.