Home / 7,247.58-10,871.47-2,053.45

Finding the Fourth Proportional to 7,247.58, 10,871.47 and 2,053.45

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Solution

The fourth proportional to 7,247.58, 10,871.47 and 2,053.45 is: 3,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.58 : 10,871.47 = 2,053.45 : x
  2. Step 2: Convert to fraction form
    7,247.58/10,871.47 = 2,053.45/x
  3. Step 3: Cross multiply
    7,247.58x = 10,871.47 × 2,053.45
  4. Step 4: Simplify right side
    7,247.58x = 22,324,024.68
  5. Step 5: Solve for x
    x = 22,324,024.68/7,247.58
  6. Step 6: Final answer
    x = 3,080.21

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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.