Home / 1,881.35-2,596.21-1,095.45

Finding the Fourth Proportional to 1,881.35, 2,596.21 and 1,095.45

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Solution

The fourth proportional to 1,881.35, 2,596.21 and 1,095.45 is: 1,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.35 : 2,596.21 = 1,095.45 : x
  2. Step 2: Convert to fraction form
    1,881.35/2,596.21 = 1,095.45/x
  3. Step 3: Cross multiply
    1,881.35x = 2,596.21 × 1,095.45
  4. Step 4: Simplify right side
    1,881.35x = 2,844,018.24
  5. Step 5: Solve for x
    x = 2,844,018.24/1,881.35
  6. Step 6: Final answer
    x = 1,511.69

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1.5x scale

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.