Home / 1,356.84-2,024.86-1,211.04

Finding the Fourth Proportional to 1,356.84, 2,024.86 and 1,211.04

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Solution

The fourth proportional to 1,356.84, 2,024.86 and 1,211.04 is: 1,807.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356.84 : 2,024.86 = 1,211.04 : x
  2. Step 2: Convert to fraction form
    1,356.84/2,024.86 = 1,211.04/x
  3. Step 3: Cross multiply
    1,356.84x = 2,024.86 × 1,211.04
  4. Step 4: Simplify right side
    1,356.84x = 2,452,186.45
  5. Step 5: Solve for x
    x = 2,452,186.45/1,356.84
  6. Step 6: Final answer
    x = 1,807.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.