Home / 11,254.43-15,525.90-7,276.82

Finding the Fourth Proportional to 11,254.43, 15,525.90 and 7,276.82

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Solution

The fourth proportional to 11,254.43, 15,525.90 and 7,276.82 is: 10,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.43 : 15,525.90 = 7,276.82 : x
  2. Step 2: Convert to fraction form
    11,254.43/15,525.90 = 7,276.82/x
  3. Step 3: Cross multiply
    11,254.43x = 15,525.90 × 7,276.82
  4. Step 4: Simplify right side
    11,254.43x = 112,979,102.01
  5. Step 5: Solve for x
    x = 112,979,102.01/11,254.43
  6. Step 6: Final answer
    x = 10,038.63

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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.