Home / 4,734.40-7,101.60-1,271.65

Finding the Fourth Proportional to 4,734.40, 7,101.60 and 1,271.65

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Solution

The fourth proportional to 4,734.40, 7,101.60 and 1,271.65 is: 1,907.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734.40 : 7,101.60 = 1,271.65 : x
  2. Step 2: Convert to fraction form
    4,734.40/7,101.60 = 1,271.65/x
  3. Step 3: Cross multiply
    4,734.40x = 7,101.60 × 1,271.65
  4. Step 4: Simplify right side
    4,734.40x = 9,030,749.64
  5. Step 5: Solve for x
    x = 9,030,749.64/4,734.40
  6. Step 6: Final answer
    x = 1,907.48

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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.