Home / 2,945.55-4,060.58-2,058.60

Finding the Fourth Proportional to 2,945.55, 4,060.58 and 2,058.60

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Solution

The fourth proportional to 2,945.55, 4,060.58 and 2,058.60 is: 2,837.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945.55 : 4,060.58 = 2,058.60 : x
  2. Step 2: Convert to fraction form
    2,945.55/4,060.58 = 2,058.60/x
  3. Step 3: Cross multiply
    2,945.55x = 4,060.58 × 2,058.60
  4. Step 4: Simplify right side
    2,945.55x = 8,359,109.99
  5. Step 5: Solve for x
    x = 8,359,109.99/2,945.55
  6. Step 6: Final answer
    x = 2,837.88

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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.