Home / 9,031.37-13,545.36-2,790.59

Finding the Fourth Proportional to 9,031.37, 13,545.36 and 2,790.59

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Solution

The fourth proportional to 9,031.37, 13,545.36 and 2,790.59 is: 4,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.37 : 13,545.36 = 2,790.59 : x
  2. Step 2: Convert to fraction form
    9,031.37/13,545.36 = 2,790.59/x
  3. Step 3: Cross multiply
    9,031.37x = 13,545.36 × 2,790.59
  4. Step 4: Simplify right side
    9,031.37x = 37,799,478.44
  5. Step 5: Solve for x
    x = 37,799,478.44/9,031.37
  6. Step 6: Final answer
    x = 4,185.36

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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.