Home / 7,411.36-10,222.86-4,754.56

Finding the Fourth Proportional to 7,411.36, 10,222.86 and 4,754.56

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Solution

The fourth proportional to 7,411.36, 10,222.86 and 4,754.56 is: 6,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.36 : 10,222.86 = 4,754.56 : x
  2. Step 2: Convert to fraction form
    7,411.36/10,222.86 = 4,754.56/x
  3. Step 3: Cross multiply
    7,411.36x = 10,222.86 × 4,754.56
  4. Step 4: Simplify right side
    7,411.36x = 48,605,201.24
  5. Step 5: Solve for x
    x = 48,605,201.24/7,411.36
  6. Step 6: Final answer
    x = 6,558.20

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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.