Home / 1,435.06-2,152.60-1,396.18

Finding the Fourth Proportional to 1,435.06, 2,152.60 and 1,396.18

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Solution

The fourth proportional to 1,435.06, 2,152.60 and 1,396.18 is: 2,094.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435.06 : 2,152.60 = 1,396.18 : x
  2. Step 2: Convert to fraction form
    1,435.06/2,152.60 = 1,396.18/x
  3. Step 3: Cross multiply
    1,435.06x = 2,152.60 × 1,396.18
  4. Step 4: Simplify right side
    1,435.06x = 3,005,417.07
  5. Step 5: Solve for x
    x = 3,005,417.07/1,435.06
  6. Step 6: Final answer
    x = 2,094.28

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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.