Home / 3,345.98-4,617.77-1,853.96

Finding the Fourth Proportional to 3,345.98, 4,617.77 and 1,853.96

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Solution

The fourth proportional to 3,345.98, 4,617.77 and 1,853.96 is: 2,558.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.98 : 4,617.77 = 1,853.96 : x
  2. Step 2: Convert to fraction form
    3,345.98/4,617.77 = 1,853.96/x
  3. Step 3: Cross multiply
    3,345.98x = 4,617.77 × 1,853.96
  4. Step 4: Simplify right side
    3,345.98x = 8,561,128.51
  5. Step 5: Solve for x
    x = 8,561,128.51/3,345.98
  6. Step 6: Final answer
    x = 2,558.63

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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.