Home / 3,435.95-5,152.64-1,356.41

Finding the Fourth Proportional to 3,435.95, 5,152.64 and 1,356.41

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Solution

The fourth proportional to 3,435.95, 5,152.64 and 1,356.41 is: 2,034.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.95 : 5,152.64 = 1,356.41 : x
  2. Step 2: Convert to fraction form
    3,435.95/5,152.64 = 1,356.41/x
  3. Step 3: Cross multiply
    3,435.95x = 5,152.64 × 1,356.41
  4. Step 4: Simplify right side
    3,435.95x = 6,989,098.52
  5. Step 5: Solve for x
    x = 6,989,098.52/3,435.95
  6. Step 6: Final answer
    x = 2,034.11

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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.