Home / 6,460.56-8,915.58-4,226.22

Finding the Fourth Proportional to 6,460.56, 8,915.58 and 4,226.22

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Solution

The fourth proportional to 6,460.56, 8,915.58 and 4,226.22 is: 5,832.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460.56 : 8,915.58 = 4,226.22 : x
  2. Step 2: Convert to fraction form
    6,460.56/8,915.58 = 4,226.22/x
  3. Step 3: Cross multiply
    6,460.56x = 8,915.58 × 4,226.22
  4. Step 4: Simplify right side
    6,460.56x = 37,679,202.51
  5. Step 5: Solve for x
    x = 37,679,202.51/6,460.56
  6. Step 6: Final answer
    x = 5,832.19

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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.