Home / 9,521.70-14,283.21-2,947.02

Finding the Fourth Proportional to 9,521.70, 14,283.21 and 2,947.02

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Solution

The fourth proportional to 9,521.70, 14,283.21 and 2,947.02 is: 4,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.70 : 14,283.21 = 2,947.02 : x
  2. Step 2: Convert to fraction form
    9,521.70/14,283.21 = 2,947.02/x
  3. Step 3: Cross multiply
    9,521.70x = 14,283.21 × 2,947.02
  4. Step 4: Simplify right side
    9,521.70x = 42,092,834.12
  5. Step 5: Solve for x
    x = 42,092,834.12/9,521.70
  6. Step 6: Final answer
    x = 4,420.73

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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.