Home / 7,491.46-10,335.06-5,254.79

Finding the Fourth Proportional to 7,491.46, 10,335.06 and 5,254.79

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Solution

The fourth proportional to 7,491.46, 10,335.06 and 5,254.79 is: 7,249.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.46 : 10,335.06 = 5,254.79 : x
  2. Step 2: Convert to fraction form
    7,491.46/10,335.06 = 5,254.79/x
  3. Step 3: Cross multiply
    7,491.46x = 10,335.06 × 5,254.79
  4. Step 4: Simplify right side
    7,491.46x = 54,308,620.00
  5. Step 5: Solve for x
    x = 54,308,620.00/7,491.46
  6. Step 6: Final answer
    x = 7,249.41

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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.