Home / 11,055.15-15,256.38-6,019.65

Finding the Fourth Proportional to 11,055.15, 15,256.38 and 6,019.65

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Solution

The fourth proportional to 11,055.15, 15,256.38 and 6,019.65 is: 8,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.15 : 15,256.38 = 6,019.65 : x
  2. Step 2: Convert to fraction form
    11,055.15/15,256.38 = 6,019.65/x
  3. Step 3: Cross multiply
    11,055.15x = 15,256.38 × 6,019.65
  4. Step 4: Simplify right side
    11,055.15x = 91,838,010.66
  5. Step 5: Solve for x
    x = 91,838,010.66/11,055.15
  6. Step 6: Final answer
    x = 8,307.26

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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.