Home / 7,509.08-11,273.70-4,002.20

Finding the Fourth Proportional to 7,509.08, 11,273.70 and 4,002.20

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Solution

The fourth proportional to 7,509.08, 11,273.70 and 4,002.20 is: 6,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.08 : 11,273.70 = 4,002.20 : x
  2. Step 2: Convert to fraction form
    7,509.08/11,273.70 = 4,002.20/x
  3. Step 3: Cross multiply
    7,509.08x = 11,273.70 × 4,002.20
  4. Step 4: Simplify right side
    7,509.08x = 45,119,602.14
  5. Step 5: Solve for x
    x = 45,119,602.14/7,509.08
  6. Step 6: Final answer
    x = 6,008.67

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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.