Home / 7,284.49-10,928.37-2,901.85

Finding the Fourth Proportional to 7,284.49, 10,928.37 and 2,901.85

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Solution

The fourth proportional to 7,284.49, 10,928.37 and 2,901.85 is: 4,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.49 : 10,928.37 = 2,901.85 : x
  2. Step 2: Convert to fraction form
    7,284.49/10,928.37 = 2,901.85/x
  3. Step 3: Cross multiply
    7,284.49x = 10,928.37 × 2,901.85
  4. Step 4: Simplify right side
    7,284.49x = 31,712,490.48
  5. Step 5: Solve for x
    x = 31,712,490.48/7,284.49
  6. Step 6: Final answer
    x = 4,353.43

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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.