Home / 11,055.80-15,256.79-6,020.08

Finding the Fourth Proportional to 11,055.80, 15,256.79 and 6,020.08

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Solution

The fourth proportional to 11,055.80, 15,256.79 and 6,020.08 is: 8,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.80 : 15,256.79 = 6,020.08 : x
  2. Step 2: Convert to fraction form
    11,055.80/15,256.79 = 6,020.08/x
  3. Step 3: Cross multiply
    11,055.80x = 15,256.79 × 6,020.08
  4. Step 4: Simplify right side
    11,055.80x = 91,847,136.50
  5. Step 5: Solve for x
    x = 91,847,136.50/11,055.80
  6. Step 6: Final answer
    x = 8,307.60

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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.