Home / 3,345.95-4,617.44-1,853.89

Finding the Fourth Proportional to 3,345.95, 4,617.44 and 1,853.89

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Solution

The fourth proportional to 3,345.95, 4,617.44 and 1,853.89 is: 2,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.95 : 4,617.44 = 1,853.89 : x
  2. Step 2: Convert to fraction form
    3,345.95/4,617.44 = 1,853.89/x
  3. Step 3: Cross multiply
    3,345.95x = 4,617.44 × 1,853.89
  4. Step 4: Simplify right side
    3,345.95x = 8,560,225.84
  5. Step 5: Solve for x
    x = 8,560,225.84/3,345.95
  6. Step 6: Final answer
    x = 2,558.38

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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.