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Finding the Fourth Proportional to 3,630.48, 5,010 and 2,058.48

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Solution

The fourth proportional to 3,630.48, 5,010 and 2,058.48 is: 2,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.48 : 5,010 = 2,058.48 : x
  2. Step 2: Convert to fraction form
    3,630.48/5,010 = 2,058.48/x
  3. Step 3: Cross multiply
    3,630.48x = 5,010 × 2,058.48
  4. Step 4: Simplify right side
    3,630.48x = 10,312,984.80
  5. Step 5: Solve for x
    x = 10,312,984.80/3,630.48
  6. Step 6: Final answer
    x = 2,840.67

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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.