Home / 7,248.21-10,883.37-6,891.45

Finding the Fourth Proportional to 7,248.21, 10,883.37 and 6,891.45

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Solution

The fourth proportional to 7,248.21, 10,883.37 and 6,891.45 is: 10,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.21 : 10,883.37 = 6,891.45 : x
  2. Step 2: Convert to fraction form
    7,248.21/10,883.37 = 6,891.45/x
  3. Step 3: Cross multiply
    7,248.21x = 10,883.37 × 6,891.45
  4. Step 4: Simplify right side
    7,248.21x = 75,002,200.19
  5. Step 5: Solve for x
    x = 75,002,200.19/7,248.21
  6. Step 6: Final answer
    x = 10,347.69

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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.