Home / 8,622.18-11,899.56-4,846.32

Finding the Fourth Proportional to 8,622.18, 11,899.56 and 4,846.32

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Solution

The fourth proportional to 8,622.18, 11,899.56 and 4,846.32 is: 6,688.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,622.18 : 11,899.56 = 4,846.32 : x
  2. Step 2: Convert to fraction form
    8,622.18/11,899.56 = 4,846.32/x
  3. Step 3: Cross multiply
    8,622.18x = 11,899.56 × 4,846.32
  4. Step 4: Simplify right side
    8,622.18x = 57,669,075.62
  5. Step 5: Solve for x
    x = 57,669,075.62/8,622.18
  6. Step 6: Final answer
    x = 6,688.46

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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.