Home / 5,307.62-7,308.90-5,192.60

Finding the Fourth Proportional to 5,307.62, 7,308.90 and 5,192.60

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Solution

The fourth proportional to 5,307.62, 7,308.90 and 5,192.60 is: 7,150.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.62 : 7,308.90 = 5,192.60 : x
  2. Step 2: Convert to fraction form
    5,307.62/7,308.90 = 5,192.60/x
  3. Step 3: Cross multiply
    5,307.62x = 7,308.90 × 5,192.60
  4. Step 4: Simplify right side
    5,307.62x = 37,952,194.14
  5. Step 5: Solve for x
    x = 37,952,194.14/5,307.62
  6. Step 6: Final answer
    x = 7,150.51

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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.