Home / 7,177.04-10,766.02-1,911.97

Finding the Fourth Proportional to 7,177.04, 10,766.02 and 1,911.97

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Solution

The fourth proportional to 7,177.04, 10,766.02 and 1,911.97 is: 2,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.04 : 10,766.02 = 1,911.97 : x
  2. Step 2: Convert to fraction form
    7,177.04/10,766.02 = 1,911.97/x
  3. Step 3: Cross multiply
    7,177.04x = 10,766.02 × 1,911.97
  4. Step 4: Simplify right side
    7,177.04x = 20,584,307.26
  5. Step 5: Solve for x
    x = 20,584,307.26/7,177.04
  6. Step 6: Final answer
    x = 2,868.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.