Home / 3,264.48-4,897.08-1,316.72

Finding the Fourth Proportional to 3,264.48, 4,897.08 and 1,316.72

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Solution

The fourth proportional to 3,264.48, 4,897.08 and 1,316.72 is: 1,975.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.48 : 4,897.08 = 1,316.72 : x
  2. Step 2: Convert to fraction form
    3,264.48/4,897.08 = 1,316.72/x
  3. Step 3: Cross multiply
    3,264.48x = 4,897.08 × 1,316.72
  4. Step 4: Simplify right side
    3,264.48x = 6,448,083.18
  5. Step 5: Solve for x
    x = 6,448,083.18/3,264.48
  6. Step 6: Final answer
    x = 1,975.23

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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.