Home / 9,427.52-13,013.03-6,782.63

Finding the Fourth Proportional to 9,427.52, 13,013.03 and 6,782.63

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Solution

The fourth proportional to 9,427.52, 13,013.03 and 6,782.63 is: 9,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.52 : 13,013.03 = 6,782.63 : x
  2. Step 2: Convert to fraction form
    9,427.52/13,013.03 = 6,782.63/x
  3. Step 3: Cross multiply
    9,427.52x = 13,013.03 × 6,782.63
  4. Step 4: Simplify right side
    9,427.52x = 88,262,519.56
  5. Step 5: Solve for x
    x = 88,262,519.56/9,427.52
  6. Step 6: Final answer
    x = 9,362.22

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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.