Home / 9,740.20-14,588.70-7,541.80

Finding the Fourth Proportional to 9,740.20, 14,588.70 and 7,541.80

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Solution

The fourth proportional to 9,740.20, 14,588.70 and 7,541.80 is: 11,295.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.20 : 14,588.70 = 7,541.80 : x
  2. Step 2: Convert to fraction form
    9,740.20/14,588.70 = 7,541.80/x
  3. Step 3: Cross multiply
    9,740.20x = 14,588.70 × 7,541.80
  4. Step 4: Simplify right side
    9,740.20x = 110,025,057.66
  5. Step 5: Solve for x
    x = 110,025,057.66/9,740.20
  6. Step 6: Final answer
    x = 11,295.98

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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.