Home / 7,453.56-10,285.94-4,309.72

Finding the Fourth Proportional to 7,453.56, 10,285.94 and 4,309.72

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Solution

The fourth proportional to 7,453.56, 10,285.94 and 4,309.72 is: 5,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.56 : 10,285.94 = 4,309.72 : x
  2. Step 2: Convert to fraction form
    7,453.56/10,285.94 = 4,309.72/x
  3. Step 3: Cross multiply
    7,453.56x = 10,285.94 × 4,309.72
  4. Step 4: Simplify right side
    7,453.56x = 44,329,521.34
  5. Step 5: Solve for x
    x = 44,329,521.34/7,453.56
  6. Step 6: Final answer
    x = 5,947.43

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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.