Home / 1,137.17-1,705.23-356.93

Finding the Fourth Proportional to 1,137.17, 1,705.23 and 356.93

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Solution

The fourth proportional to 1,137.17, 1,705.23 and 356.93 is: 535.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137.17 : 1,705.23 = 356.93 : x
  2. Step 2: Convert to fraction form
    1,137.17/1,705.23 = 356.93/x
  3. Step 3: Cross multiply
    1,137.17x = 1,705.23 × 356.93
  4. Step 4: Simplify right side
    1,137.17x = 608,647.74
  5. Step 5: Solve for x
    x = 608,647.74/1,137.17
  6. Step 6: Final answer
    x = 535.23

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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.