Home / 1,954.55-2,697.27-1,070.34

Finding the Fourth Proportional to 1,954.55, 2,697.27 and 1,070.34

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Solution

The fourth proportional to 1,954.55, 2,697.27 and 1,070.34 is: 1,477.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.55 : 2,697.27 = 1,070.34 : x
  2. Step 2: Convert to fraction form
    1,954.55/2,697.27 = 1,070.34/x
  3. Step 3: Cross multiply
    1,954.55x = 2,697.27 × 1,070.34
  4. Step 4: Simplify right side
    1,954.55x = 2,886,995.97
  5. Step 5: Solve for x
    x = 2,886,995.97/1,954.55
  6. Step 6: Final answer
    x = 1,477.07

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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.