Home / 2,967.02-4,094.51-1,640.75

Finding the Fourth Proportional to 2,967.02, 4,094.51 and 1,640.75

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Solution

The fourth proportional to 2,967.02, 4,094.51 and 1,640.75 is: 2,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.02 : 4,094.51 = 1,640.75 : x
  2. Step 2: Convert to fraction form
    2,967.02/4,094.51 = 1,640.75/x
  3. Step 3: Cross multiply
    2,967.02x = 4,094.51 × 1,640.75
  4. Step 4: Simplify right side
    2,967.02x = 6,718,038.61
  5. Step 5: Solve for x
    x = 6,718,038.61/2,967.02
  6. Step 6: Final answer
    x = 2,264.24

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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.