Home / 5,285.53-7,294.94-3,047.01

Finding the Fourth Proportional to 5,285.53, 7,294.94 and 3,047.01

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Solution

The fourth proportional to 5,285.53, 7,294.94 and 3,047.01 is: 4,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.53 : 7,294.94 = 3,047.01 : x
  2. Step 2: Convert to fraction form
    5,285.53/7,294.94 = 3,047.01/x
  3. Step 3: Cross multiply
    5,285.53x = 7,294.94 × 3,047.01
  4. Step 4: Simplify right side
    5,285.53x = 22,227,755.13
  5. Step 5: Solve for x
    x = 22,227,755.13/5,285.53
  6. Step 6: Final answer
    x = 4,205.40

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1.5x scale

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.