Home / 7,267.18-10,028.56-4,080.55

Finding the Fourth Proportional to 7,267.18, 10,028.56 and 4,080.55

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Solution

The fourth proportional to 7,267.18, 10,028.56 and 4,080.55 is: 5,631.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267.18 : 10,028.56 = 4,080.55 : x
  2. Step 2: Convert to fraction form
    7,267.18/10,028.56 = 4,080.55/x
  3. Step 3: Cross multiply
    7,267.18x = 10,028.56 × 4,080.55
  4. Step 4: Simplify right side
    7,267.18x = 40,922,040.51
  5. Step 5: Solve for x
    x = 40,922,040.51/7,267.18
  6. Step 6: Final answer
    x = 5,631.08

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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.