Home / 4,697.87-7,030.40-3,910.55

Finding the Fourth Proportional to 4,697.87, 7,030.40 and 3,910.55

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Solution

The fourth proportional to 4,697.87, 7,030.40 and 3,910.55 is: 5,852.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697.87 : 7,030.40 = 3,910.55 : x
  2. Step 2: Convert to fraction form
    4,697.87/7,030.40 = 3,910.55/x
  3. Step 3: Cross multiply
    4,697.87x = 7,030.40 × 3,910.55
  4. Step 4: Simplify right side
    4,697.87x = 27,492,676.02
  5. Step 5: Solve for x
    x = 27,492,676.02/4,697.87
  6. Step 6: Final answer
    x = 5,852.16

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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.