Home / 4,207.03-5,805.67-2,318.61

Finding the Fourth Proportional to 4,207.03, 5,805.67 and 2,318.61

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Solution

The fourth proportional to 4,207.03, 5,805.67 and 2,318.61 is: 3,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.03 : 5,805.67 = 2,318.61 : x
  2. Step 2: Convert to fraction form
    4,207.03/5,805.67 = 2,318.61/x
  3. Step 3: Cross multiply
    4,207.03x = 5,805.67 × 2,318.61
  4. Step 4: Simplify right side
    4,207.03x = 13,461,075.82
  5. Step 5: Solve for x
    x = 13,461,075.82/4,207.03
  6. Step 6: Final answer
    x = 3,199.67

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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.