Home / 6,219.45-9,307.31-4,907.25

Finding the Fourth Proportional to 6,219.45, 9,307.31 and 4,907.25

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Solution

The fourth proportional to 6,219.45, 9,307.31 and 4,907.25 is: 7,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.45 : 9,307.31 = 4,907.25 : x
  2. Step 2: Convert to fraction form
    6,219.45/9,307.31 = 4,907.25/x
  3. Step 3: Cross multiply
    6,219.45x = 9,307.31 × 4,907.25
  4. Step 4: Simplify right side
    6,219.45x = 45,673,272.46
  5. Step 5: Solve for x
    x = 45,673,272.46/6,219.45
  6. Step 6: Final answer
    x = 7,343.62

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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.