Home / 1,436.06-2,155.26-1,026.20

Finding the Fourth Proportional to 1,436.06, 2,155.26 and 1,026.20

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Solution

The fourth proportional to 1,436.06, 2,155.26 and 1,026.20 is: 1,540.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436.06 : 2,155.26 = 1,026.20 : x
  2. Step 2: Convert to fraction form
    1,436.06/2,155.26 = 1,026.20/x
  3. Step 3: Cross multiply
    1,436.06x = 2,155.26 × 1,026.20
  4. Step 4: Simplify right side
    1,436.06x = 2,211,727.81
  5. Step 5: Solve for x
    x = 2,211,727.81/1,436.06
  6. Step 6: Final answer
    x = 1,540.14

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1.5x scale

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.