Home / 5,850.63-8,075.30-3,864.51

Finding the Fourth Proportional to 5,850.63, 8,075.30 and 3,864.51

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Solution

The fourth proportional to 5,850.63, 8,075.30 and 3,864.51 is: 5,333.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.63 : 8,075.30 = 3,864.51 : x
  2. Step 2: Convert to fraction form
    5,850.63/8,075.30 = 3,864.51/x
  3. Step 3: Cross multiply
    5,850.63x = 8,075.30 × 3,864.51
  4. Step 4: Simplify right side
    5,850.63x = 31,207,058.28
  5. Step 5: Solve for x
    x = 31,207,058.28/5,850.63
  6. Step 6: Final answer
    x = 5,333.97

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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.