Home / 3,058.13-4,218.78-1,799.16

Finding the Fourth Proportional to 3,058.13, 4,218.78 and 1,799.16

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Solution

The fourth proportional to 3,058.13, 4,218.78 and 1,799.16 is: 2,482.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.13 : 4,218.78 = 1,799.16 : x
  2. Step 2: Convert to fraction form
    3,058.13/4,218.78 = 1,799.16/x
  3. Step 3: Cross multiply
    3,058.13x = 4,218.78 × 1,799.16
  4. Step 4: Simplify right side
    3,058.13x = 7,590,260.22
  5. Step 5: Solve for x
    x = 7,590,260.22/3,058.13
  6. Step 6: Final answer
    x = 2,482.00

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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.