Home / 9,238.07-12,746.36-6,853.55

Finding the Fourth Proportional to 9,238.07, 12,746.36 and 6,853.55

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Solution

The fourth proportional to 9,238.07, 12,746.36 and 6,853.55 is: 9,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.07 : 12,746.36 = 6,853.55 : x
  2. Step 2: Convert to fraction form
    9,238.07/12,746.36 = 6,853.55/x
  3. Step 3: Cross multiply
    9,238.07x = 12,746.36 × 6,853.55
  4. Step 4: Simplify right side
    9,238.07x = 87,357,717.58
  5. Step 5: Solve for x
    x = 87,357,717.58/9,238.07
  6. Step 6: Final answer
    x = 9,456.28

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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.