Home / 3,345.95-4,617.41-1,853.85

Finding the Fourth Proportional to 3,345.95, 4,617.41 and 1,853.85

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Solution

The fourth proportional to 3,345.95, 4,617.41 and 1,853.85 is: 2,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.95 : 4,617.41 = 1,853.85 : x
  2. Step 2: Convert to fraction form
    3,345.95/4,617.41 = 1,853.85/x
  3. Step 3: Cross multiply
    3,345.95x = 4,617.41 × 1,853.85
  4. Step 4: Simplify right side
    3,345.95x = 8,559,990.16
  5. Step 5: Solve for x
    x = 8,559,990.16/3,345.95
  6. Step 6: Final answer
    x = 2,558.32

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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.