Home / 6,394.50-9,579.60-5,001.30

Finding the Fourth Proportional to 6,394.50, 9,579.60 and 5,001.30

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Solution

The fourth proportional to 6,394.50, 9,579.60 and 5,001.30 is: 7,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394.50 : 9,579.60 = 5,001.30 : x
  2. Step 2: Convert to fraction form
    6,394.50/9,579.60 = 5,001.30/x
  3. Step 3: Cross multiply
    6,394.50x = 9,579.60 × 5,001.30
  4. Step 4: Simplify right side
    6,394.50x = 47,910,453.48
  5. Step 5: Solve for x
    x = 47,910,453.48/6,394.50
  6. Step 6: Final answer
    x = 7,492.45

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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.