Home / 5,946.80-8,909.40-4,845.20

Finding the Fourth Proportional to 5,946.80, 8,909.40 and 4,845.20

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Solution

The fourth proportional to 5,946.80, 8,909.40 and 4,845.20 is: 7,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,946.80 : 8,909.40 = 4,845.20 : x
  2. Step 2: Convert to fraction form
    5,946.80/8,909.40 = 4,845.20/x
  3. Step 3: Cross multiply
    5,946.80x = 8,909.40 × 4,845.20
  4. Step 4: Simplify right side
    5,946.80x = 43,167,824.88
  5. Step 5: Solve for x
    x = 43,167,824.88/5,946.80
  6. Step 6: Final answer
    x = 7,259.00

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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.