Home / 1,903.23-2,626.22-1,106.34

Finding the Fourth Proportional to 1,903.23, 2,626.22 and 1,106.34

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Solution

The fourth proportional to 1,903.23, 2,626.22 and 1,106.34 is: 1,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903.23 : 2,626.22 = 1,106.34 : x
  2. Step 2: Convert to fraction form
    1,903.23/2,626.22 = 1,106.34/x
  3. Step 3: Cross multiply
    1,903.23x = 2,626.22 × 1,106.34
  4. Step 4: Simplify right side
    1,903.23x = 2,905,486.70
  5. Step 5: Solve for x
    x = 2,905,486.70/1,903.23
  6. Step 6: Final answer
    x = 1,526.61

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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.