Home / 2,905.02-4,354.29-1,259.10

Finding the Fourth Proportional to 2,905.02, 4,354.29 and 1,259.10

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Solution

The fourth proportional to 2,905.02, 4,354.29 and 1,259.10 is: 1,887.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.02 : 4,354.29 = 1,259.10 : x
  2. Step 2: Convert to fraction form
    2,905.02/4,354.29 = 1,259.10/x
  3. Step 3: Cross multiply
    2,905.02x = 4,354.29 × 1,259.10
  4. Step 4: Simplify right side
    2,905.02x = 5,482,486.54
  5. Step 5: Solve for x
    x = 5,482,486.54/2,905.02
  6. Step 6: Final answer
    x = 1,887.25

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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.