Home / 4,218.77-5,818.02-2,623.37

Finding the Fourth Proportional to 4,218.77, 5,818.02 and 2,623.37

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Solution

The fourth proportional to 4,218.77, 5,818.02 and 2,623.37 is: 3,617.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.77 : 5,818.02 = 2,623.37 : x
  2. Step 2: Convert to fraction form
    4,218.77/5,818.02 = 2,623.37/x
  3. Step 3: Cross multiply
    4,218.77x = 5,818.02 × 2,623.37
  4. Step 4: Simplify right side
    4,218.77x = 15,262,842.08
  5. Step 5: Solve for x
    x = 15,262,842.08/4,218.77
  6. Step 6: Final answer
    x = 3,617.84

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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.