Home / 8,901.05-12,283.38-4,922.01

Finding the Fourth Proportional to 8,901.05, 12,283.38 and 4,922.01

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Solution

The fourth proportional to 8,901.05, 12,283.38 and 4,922.01 is: 6,792.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.05 : 12,283.38 = 4,922.01 : x
  2. Step 2: Convert to fraction form
    8,901.05/12,283.38 = 4,922.01/x
  3. Step 3: Cross multiply
    8,901.05x = 12,283.38 × 4,922.01
  4. Step 4: Simplify right side
    8,901.05x = 60,458,919.19
  5. Step 5: Solve for x
    x = 60,458,919.19/8,901.05
  6. Step 6: Final answer
    x = 6,792.34

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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.