Home / 7,112.77-10,660.48-5,033.34

Finding the Fourth Proportional to 7,112.77, 10,660.48 and 5,033.34

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Solution

The fourth proportional to 7,112.77, 10,660.48 and 5,033.34 is: 7,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.77 : 10,660.48 = 5,033.34 : x
  2. Step 2: Convert to fraction form
    7,112.77/10,660.48 = 5,033.34/x
  3. Step 3: Cross multiply
    7,112.77x = 10,660.48 × 5,033.34
  4. Step 4: Simplify right side
    7,112.77x = 53,657,807.82
  5. Step 5: Solve for x
    x = 53,657,807.82/7,112.77
  6. Step 6: Final answer
    x = 7,543.87

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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.