Home / 8,068.84-11,143.26-5,557.48

Finding the Fourth Proportional to 8,068.84, 11,143.26 and 5,557.48

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Solution

The fourth proportional to 8,068.84, 11,143.26 and 5,557.48 is: 7,675.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.84 : 11,143.26 = 5,557.48 : x
  2. Step 2: Convert to fraction form
    8,068.84/11,143.26 = 5,557.48/x
  3. Step 3: Cross multiply
    8,068.84x = 11,143.26 × 5,557.48
  4. Step 4: Simplify right side
    8,068.84x = 61,928,444.58
  5. Step 5: Solve for x
    x = 61,928,444.58/8,068.84
  6. Step 6: Final answer
    x = 7,675.01

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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.