Home / 10,172.51-15,258.59-3,598.73

Finding the Fourth Proportional to 10,172.51, 15,258.59 and 3,598.73

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Solution

The fourth proportional to 10,172.51, 15,258.59 and 3,598.73 is: 5,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.51 : 15,258.59 = 3,598.73 : x
  2. Step 2: Convert to fraction form
    10,172.51/15,258.59 = 3,598.73/x
  3. Step 3: Cross multiply
    10,172.51x = 15,258.59 × 3,598.73
  4. Step 4: Simplify right side
    10,172.51x = 54,911,545.59
  5. Step 5: Solve for x
    x = 54,911,545.59/10,172.51
  6. Step 6: Final answer
    x = 5,398.03

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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.