Home / 7,598.32-11,390.70-4,090.21

Finding the Fourth Proportional to 7,598.32, 11,390.70 and 4,090.21

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Solution

The fourth proportional to 7,598.32, 11,390.70 and 4,090.21 is: 6,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,598.32 : 11,390.70 = 4,090.21 : x
  2. Step 2: Convert to fraction form
    7,598.32/11,390.70 = 4,090.21/x
  3. Step 3: Cross multiply
    7,598.32x = 11,390.70 × 4,090.21
  4. Step 4: Simplify right side
    7,598.32x = 46,590,355.05
  5. Step 5: Solve for x
    x = 46,590,355.05/7,598.32
  6. Step 6: Final answer
    x = 6,131.67

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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.