Home / 2,058.70-3,088.05-1,864.30

Finding the Fourth Proportional to 2,058.70, 3,088.05 and 1,864.30

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Solution

The fourth proportional to 2,058.70, 3,088.05 and 1,864.30 is: 2,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.70 : 3,088.05 = 1,864.30 : x
  2. Step 2: Convert to fraction form
    2,058.70/3,088.05 = 1,864.30/x
  3. Step 3: Cross multiply
    2,058.70x = 3,088.05 × 1,864.30
  4. Step 4: Simplify right side
    2,058.70x = 5,757,051.62
  5. Step 5: Solve for x
    x = 5,757,051.62/2,058.70
  6. Step 6: Final answer
    x = 2,796.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.