Home / 9,740.18-14,601.02-3,161.76

Finding the Fourth Proportional to 9,740.18, 14,601.02 and 3,161.76

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Solution

The fourth proportional to 9,740.18, 14,601.02 and 3,161.76 is: 4,739.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.18 : 14,601.02 = 3,161.76 : x
  2. Step 2: Convert to fraction form
    9,740.18/14,601.02 = 3,161.76/x
  3. Step 3: Cross multiply
    9,740.18x = 14,601.02 × 3,161.76
  4. Step 4: Simplify right side
    9,740.18x = 46,164,905.19
  5. Step 5: Solve for x
    x = 46,164,905.19/9,740.18
  6. Step 6: Final answer
    x = 4,739.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.