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Finding the Fourth Proportional to 4,611.24, 6,362.72 and 4,377.72

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Solution

The fourth proportional to 4,611.24, 6,362.72 and 4,377.72 is: 6,040.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.24 : 6,362.72 = 4,377.72 : x
  2. Step 2: Convert to fraction form
    4,611.24/6,362.72 = 4,377.72/x
  3. Step 3: Cross multiply
    4,611.24x = 6,362.72 × 4,377.72
  4. Step 4: Simplify right side
    4,611.24x = 27,854,206.60
  5. Step 5: Solve for x
    x = 27,854,206.60/4,611.24
  6. Step 6: Final answer
    x = 6,040.50

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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.