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Finding the Fourth Proportional to 8,703, 13,054.98 and 2,547.48

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Solution

The fourth proportional to 8,703, 13,054.98 and 2,547.48 is: 3,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703 : 13,054.98 = 2,547.48 : x
  2. Step 2: Convert to fraction form
    8,703/13,054.98 = 2,547.48/x
  3. Step 3: Cross multiply
    8,703x = 13,054.98 × 2,547.48
  4. Step 4: Simplify right side
    8,703x = 33,257,300.45
  5. Step 5: Solve for x
    x = 33,257,300.45/8,703
  6. Step 6: Final answer
    x = 3,821.36

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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.