Home / 9,243.70-12,756.31-5,051.95

Finding the Fourth Proportional to 9,243.70, 12,756.31 and 5,051.95

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Solution

The fourth proportional to 9,243.70, 12,756.31 and 5,051.95 is: 6,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.70 : 12,756.31 = 5,051.95 : x
  2. Step 2: Convert to fraction form
    9,243.70/12,756.31 = 5,051.95/x
  3. Step 3: Cross multiply
    9,243.70x = 12,756.31 × 5,051.95
  4. Step 4: Simplify right side
    9,243.70x = 64,444,281.75
  5. Step 5: Solve for x
    x = 64,444,281.75/9,243.70
  6. Step 6: Final answer
    x = 6,971.70

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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.