Home / 5,207.03-7,810.47-1,258.25

Finding the Fourth Proportional to 5,207.03, 7,810.47 and 1,258.25

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Solution

The fourth proportional to 5,207.03, 7,810.47 and 1,258.25 is: 1,887.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.03 : 7,810.47 = 1,258.25 : x
  2. Step 2: Convert to fraction form
    5,207.03/7,810.47 = 1,258.25/x
  3. Step 3: Cross multiply
    5,207.03x = 7,810.47 × 1,258.25
  4. Step 4: Simplify right side
    5,207.03x = 9,827,517.59
  5. Step 5: Solve for x
    x = 9,827,517.59/5,207.03
  6. Step 6: Final answer
    x = 1,887.36

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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.