Home / 5,063.51-6,985.24-3,072.74

Finding the Fourth Proportional to 5,063.51, 6,985.24 and 3,072.74

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Solution

The fourth proportional to 5,063.51, 6,985.24 and 3,072.74 is: 4,238.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.51 : 6,985.24 = 3,072.74 : x
  2. Step 2: Convert to fraction form
    5,063.51/6,985.24 = 3,072.74/x
  3. Step 3: Cross multiply
    5,063.51x = 6,985.24 × 3,072.74
  4. Step 4: Simplify right side
    5,063.51x = 21,463,783.75
  5. Step 5: Solve for x
    x = 21,463,783.75/5,063.51
  6. Step 6: Final answer
    x = 4,238.91

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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.