Home / 7,647.01-10,552.22-4,289.36

Finding the Fourth Proportional to 7,647.01, 10,552.22 and 4,289.36

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Solution

The fourth proportional to 7,647.01, 10,552.22 and 4,289.36 is: 5,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.01 : 10,552.22 = 4,289.36 : x
  2. Step 2: Convert to fraction form
    7,647.01/10,552.22 = 4,289.36/x
  3. Step 3: Cross multiply
    7,647.01x = 10,552.22 × 4,289.36
  4. Step 4: Simplify right side
    7,647.01x = 45,262,236.38
  5. Step 5: Solve for x
    x = 45,262,236.38/7,647.01
  6. Step 6: Final answer
    x = 5,918.95

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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.