Home / 11,953.16-16,496.36-6,648.97

Finding the Fourth Proportional to 11,953.16, 16,496.36 and 6,648.97

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Solution

The fourth proportional to 11,953.16, 16,496.36 and 6,648.97 is: 9,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,953.16 : 16,496.36 = 6,648.97 : x
  2. Step 2: Convert to fraction form
    11,953.16/16,496.36 = 6,648.97/x
  3. Step 3: Cross multiply
    11,953.16x = 16,496.36 × 6,648.97
  4. Step 4: Simplify right side
    11,953.16x = 109,683,802.75
  5. Step 5: Solve for x
    x = 109,683,802.75/11,953.16
  6. Step 6: Final answer
    x = 9,176.13

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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.