Home / 5,876.20-8,814.30-4,407.40

Finding the Fourth Proportional to 5,876.20, 8,814.30 and 4,407.40

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Solution

The fourth proportional to 5,876.20, 8,814.30 and 4,407.40 is: 6,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.20 : 8,814.30 = 4,407.40 : x
  2. Step 2: Convert to fraction form
    5,876.20/8,814.30 = 4,407.40/x
  3. Step 3: Cross multiply
    5,876.20x = 8,814.30 × 4,407.40
  4. Step 4: Simplify right side
    5,876.20x = 38,848,145.82
  5. Step 5: Solve for x
    x = 38,848,145.82/5,876.20
  6. Step 6: Final answer
    x = 6,611.10

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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.