Home / 5,293.83-7,290.70-5,179.02

Finding the Fourth Proportional to 5,293.83, 7,290.70 and 5,179.02

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Solution

The fourth proportional to 5,293.83, 7,290.70 and 5,179.02 is: 7,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.83 : 7,290.70 = 5,179.02 : x
  2. Step 2: Convert to fraction form
    5,293.83/7,290.70 = 5,179.02/x
  3. Step 3: Cross multiply
    5,293.83x = 7,290.70 × 5,179.02
  4. Step 4: Simplify right side
    5,293.83x = 37,758,681.11
  5. Step 5: Solve for x
    x = 37,758,681.11/5,293.83
  6. Step 6: Final answer
    x = 7,132.58

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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.