Home / 3,360.40-5,039.16-1,052.08

Finding the Fourth Proportional to 3,360.40, 5,039.16 and 1,052.08

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Solution

The fourth proportional to 3,360.40, 5,039.16 and 1,052.08 is: 1,577.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.40 : 5,039.16 = 1,052.08 : x
  2. Step 2: Convert to fraction form
    3,360.40/5,039.16 = 1,052.08/x
  3. Step 3: Cross multiply
    3,360.40x = 5,039.16 × 1,052.08
  4. Step 4: Simplify right side
    3,360.40x = 5,301,599.45
  5. Step 5: Solve for x
    x = 5,301,599.45/3,360.40
  6. Step 6: Final answer
    x = 1,577.67

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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.