Home / 9,235.91-12,745.37-5,256.93

Finding the Fourth Proportional to 9,235.91, 12,745.37 and 5,256.93

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Solution

The fourth proportional to 9,235.91, 12,745.37 and 5,256.93 is: 7,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.91 : 12,745.37 = 5,256.93 : x
  2. Step 2: Convert to fraction form
    9,235.91/12,745.37 = 5,256.93/x
  3. Step 3: Cross multiply
    9,235.91x = 12,745.37 × 5,256.93
  4. Step 4: Simplify right side
    9,235.91x = 67,001,491.63
  5. Step 5: Solve for x
    x = 67,001,491.63/9,235.91
  6. Step 6: Final answer
    x = 7,254.46

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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.