Home / 9,960.20-14,972.70-7,058.60

Finding the Fourth Proportional to 9,960.20, 14,972.70 and 7,058.60

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Solution

The fourth proportional to 9,960.20, 14,972.70 and 7,058.60 is: 10,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.20 : 14,972.70 = 7,058.60 : x
  2. Step 2: Convert to fraction form
    9,960.20/14,972.70 = 7,058.60/x
  3. Step 3: Cross multiply
    9,960.20x = 14,972.70 × 7,058.60
  4. Step 4: Simplify right side
    9,960.20x = 105,686,300.22
  5. Step 5: Solve for x
    x = 105,686,300.22/9,960.20
  6. Step 6: Final answer
    x = 10,610.86

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1.5x scale

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.