Home / 8,054.33-11,117.72-4,869.41

Finding the Fourth Proportional to 8,054.33, 11,117.72 and 4,869.41

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Solution

The fourth proportional to 8,054.33, 11,117.72 and 4,869.41 is: 6,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054.33 : 11,117.72 = 4,869.41 : x
  2. Step 2: Convert to fraction form
    8,054.33/11,117.72 = 4,869.41/x
  3. Step 3: Cross multiply
    8,054.33x = 11,117.72 × 4,869.41
  4. Step 4: Simplify right side
    8,054.33x = 54,136,693.53
  5. Step 5: Solve for x
    x = 54,136,693.53/8,054.33
  6. Step 6: Final answer
    x = 6,721.44

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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.