Home / 7,485.37-10,331.03-4,502.85

Finding the Fourth Proportional to 7,485.37, 10,331.03 and 4,502.85

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Solution

The fourth proportional to 7,485.37, 10,331.03 and 4,502.85 is: 6,214.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.37 : 10,331.03 = 4,502.85 : x
  2. Step 2: Convert to fraction form
    7,485.37/10,331.03 = 4,502.85/x
  3. Step 3: Cross multiply
    7,485.37x = 10,331.03 × 4,502.85
  4. Step 4: Simplify right side
    7,485.37x = 46,519,089.69
  5. Step 5: Solve for x
    x = 46,519,089.69/7,485.37
  6. Step 6: Final answer
    x = 6,214.67

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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.