Home / 9,085.36-12,536.67-5,257.66

Finding the Fourth Proportional to 9,085.36, 12,536.67 and 5,257.66

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Solution

The fourth proportional to 9,085.36, 12,536.67 and 5,257.66 is: 7,254.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085.36 : 12,536.67 = 5,257.66 : x
  2. Step 2: Convert to fraction form
    9,085.36/12,536.67 = 5,257.66/x
  3. Step 3: Cross multiply
    9,085.36x = 12,536.67 × 5,257.66
  4. Step 4: Simplify right side
    9,085.36x = 65,913,548.39
  5. Step 5: Solve for x
    x = 65,913,548.39/9,085.36
  6. Step 6: Final answer
    x = 7,254.92

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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.