Home / 4,073.45-5,621.34-2,210.45

Finding the Fourth Proportional to 4,073.45, 5,621.34 and 2,210.45

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Solution

The fourth proportional to 4,073.45, 5,621.34 and 2,210.45 is: 3,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.45 : 5,621.34 = 2,210.45 : x
  2. Step 2: Convert to fraction form
    4,073.45/5,621.34 = 2,210.45/x
  3. Step 3: Cross multiply
    4,073.45x = 5,621.34 × 2,210.45
  4. Step 4: Simplify right side
    4,073.45x = 12,425,662.90
  5. Step 5: Solve for x
    x = 12,425,662.90/4,073.45
  6. Step 6: Final answer
    x = 3,050.41

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Half scale
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Double scale
Find fourth proportional to 4,074.45, 5,622.72 and 2,211.45
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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.