Home / 9,038.93-13,561.73-3,774.49

Finding the Fourth Proportional to 9,038.93, 13,561.73 and 3,774.49

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Solution

The fourth proportional to 9,038.93, 13,561.73 and 3,774.49 is: 5,663.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.93 : 13,561.73 = 3,774.49 : x
  2. Step 2: Convert to fraction form
    9,038.93/13,561.73 = 3,774.49/x
  3. Step 3: Cross multiply
    9,038.93x = 13,561.73 × 3,774.49
  4. Step 4: Simplify right side
    9,038.93x = 51,188,614.27
  5. Step 5: Solve for x
    x = 51,188,614.27/9,038.93
  6. Step 6: Final answer
    x = 5,663.13

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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.