Home / 1,657.06-2,495.45-1,443.22

Finding the Fourth Proportional to 1,657.06, 2,495.45 and 1,443.22

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Solution

The fourth proportional to 1,657.06, 2,495.45 and 1,443.22 is: 2,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.06 : 2,495.45 = 1,443.22 : x
  2. Step 2: Convert to fraction form
    1,657.06/2,495.45 = 1,443.22/x
  3. Step 3: Cross multiply
    1,657.06x = 2,495.45 × 1,443.22
  4. Step 4: Simplify right side
    1,657.06x = 3,601,465.46
  5. Step 5: Solve for x
    x = 3,601,465.46/1,657.06
  6. Step 6: Final answer
    x = 2,173.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.