Home / 9,427.35-14,140.04-4,745.45

Finding the Fourth Proportional to 9,427.35, 14,140.04 and 4,745.45

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Solution

The fourth proportional to 9,427.35, 14,140.04 and 4,745.45 is: 7,117.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.35 : 14,140.04 = 4,745.45 : x
  2. Step 2: Convert to fraction form
    9,427.35/14,140.04 = 4,745.45/x
  3. Step 3: Cross multiply
    9,427.35x = 14,140.04 × 4,745.45
  4. Step 4: Simplify right side
    9,427.35x = 67,100,864.44
  5. Step 5: Solve for x
    x = 67,100,864.44/9,427.35
  6. Step 6: Final answer
    x = 7,117.68

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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.