Home / 2,844.55-3,925.47-1,665.39

Finding the Fourth Proportional to 2,844.55, 3,925.47 and 1,665.39

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Solution

The fourth proportional to 2,844.55, 3,925.47 and 1,665.39 is: 2,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.55 : 3,925.47 = 1,665.39 : x
  2. Step 2: Convert to fraction form
    2,844.55/3,925.47 = 1,665.39/x
  3. Step 3: Cross multiply
    2,844.55x = 3,925.47 × 1,665.39
  4. Step 4: Simplify right side
    2,844.55x = 6,537,438.48
  5. Step 5: Solve for x
    x = 6,537,438.48/2,844.55
  6. Step 6: Final answer
    x = 2,298.23

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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.