Home / 4,237.31-5,848.81-2,840.06

Finding the Fourth Proportional to 4,237.31, 5,848.81 and 2,840.06

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Solution

The fourth proportional to 4,237.31, 5,848.81 and 2,840.06 is: 3,920.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.31 : 5,848.81 = 2,840.06 : x
  2. Step 2: Convert to fraction form
    4,237.31/5,848.81 = 2,840.06/x
  3. Step 3: Cross multiply
    4,237.31x = 5,848.81 × 2,840.06
  4. Step 4: Simplify right side
    4,237.31x = 16,610,978.85
  5. Step 5: Solve for x
    x = 16,610,978.85/4,237.31
  6. Step 6: Final answer
    x = 3,920.17

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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.