Home / 2,695.02-3,719.08-1,515.98

Finding the Fourth Proportional to 2,695.02, 3,719.08 and 1,515.98

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Solution

The fourth proportional to 2,695.02, 3,719.08 and 1,515.98 is: 2,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.02 : 3,719.08 = 1,515.98 : x
  2. Step 2: Convert to fraction form
    2,695.02/3,719.08 = 1,515.98/x
  3. Step 3: Cross multiply
    2,695.02x = 3,719.08 × 1,515.98
  4. Step 4: Simplify right side
    2,695.02x = 5,638,050.90
  5. Step 5: Solve for x
    x = 5,638,050.90/2,695.02
  6. Step 6: Final answer
    x = 2,092.03

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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.