Home / 10,303.88-15,450.35-4,754.37

Finding the Fourth Proportional to 10,303.88, 15,450.35 and 4,754.37

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Solution

The fourth proportional to 10,303.88, 15,450.35 and 4,754.37 is: 7,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.88 : 15,450.35 = 4,754.37 : x
  2. Step 2: Convert to fraction form
    10,303.88/15,450.35 = 4,754.37/x
  3. Step 3: Cross multiply
    10,303.88x = 15,450.35 × 4,754.37
  4. Step 4: Simplify right side
    10,303.88x = 73,456,656.76
  5. Step 5: Solve for x
    x = 73,456,656.76/10,303.88
  6. Step 6: Final answer
    x = 7,129.03

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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.