Home / 5,258.16-7,255.44-3,020

Finding the Fourth Proportional to 5,258.16, 7,255.44 and 3,020

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Solution

The fourth proportional to 5,258.16, 7,255.44 and 3,020 is: 4,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.16 : 7,255.44 = 3,020 : x
  2. Step 2: Convert to fraction form
    5,258.16/7,255.44 = 3,020/x
  3. Step 3: Cross multiply
    5,258.16x = 7,255.44 × 3,020
  4. Step 4: Simplify right side
    5,258.16x = 21,911,428.80
  5. Step 5: Solve for x
    x = 21,911,428.80/5,258.16
  6. Step 6: Final answer
    x = 4,167.13

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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.