Home / 11,055.35-15,256.55-6,019.65

Finding the Fourth Proportional to 11,055.35, 15,256.55 and 6,019.65

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Solution

The fourth proportional to 11,055.35, 15,256.55 and 6,019.65 is: 8,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.35 : 15,256.55 = 6,019.65 : x
  2. Step 2: Convert to fraction form
    11,055.35/15,256.55 = 6,019.65/x
  3. Step 3: Cross multiply
    11,055.35x = 15,256.55 × 6,019.65
  4. Step 4: Simplify right side
    11,055.35x = 91,839,106.26
  5. Step 5: Solve for x
    x = 91,839,106.26/11,055.35
  6. Step 6: Final answer
    x = 8,307.21

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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.