Home / 4,058.62-5,600.78-2,290.39

Finding the Fourth Proportional to 4,058.62, 5,600.78 and 2,290.39

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Solution

The fourth proportional to 4,058.62, 5,600.78 and 2,290.39 is: 3,160.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.62 : 5,600.78 = 2,290.39 : x
  2. Step 2: Convert to fraction form
    4,058.62/5,600.78 = 2,290.39/x
  3. Step 3: Cross multiply
    4,058.62x = 5,600.78 × 2,290.39
  4. Step 4: Simplify right side
    4,058.62x = 12,827,953.64
  5. Step 5: Solve for x
    x = 12,827,953.64/4,058.62
  6. Step 6: Final answer
    x = 3,160.67

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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.