Home / 3,041.60-4,197.40-1,644.35

Finding the Fourth Proportional to 3,041.60, 4,197.40 and 1,644.35

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Solution

The fourth proportional to 3,041.60, 4,197.40 and 1,644.35 is: 2,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.60 : 4,197.40 = 1,644.35 : x
  2. Step 2: Convert to fraction form
    3,041.60/4,197.40 = 1,644.35/x
  3. Step 3: Cross multiply
    3,041.60x = 4,197.40 × 1,644.35
  4. Step 4: Simplify right side
    3,041.60x = 6,901,980.09
  5. Step 5: Solve for x
    x = 6,901,980.09/3,041.60
  6. Step 6: Final answer
    x = 2,269.20

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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.