Home / 7,745.55-10,688.88-4,558.96

Finding the Fourth Proportional to 7,745.55, 10,688.88 and 4,558.96

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Solution

The fourth proportional to 7,745.55, 10,688.88 and 4,558.96 is: 6,291.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.55 : 10,688.88 = 4,558.96 : x
  2. Step 2: Convert to fraction form
    7,745.55/10,688.88 = 4,558.96/x
  3. Step 3: Cross multiply
    7,745.55x = 10,688.88 × 4,558.96
  4. Step 4: Simplify right side
    7,745.55x = 48,730,176.36
  5. Step 5: Solve for x
    x = 48,730,176.36/7,745.55
  6. Step 6: Final answer
    x = 6,291.38

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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.