Home / 7,907.35-10,911.91-4,370.56

Finding the Fourth Proportional to 7,907.35, 10,911.91 and 4,370.56

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Solution

The fourth proportional to 7,907.35, 10,911.91 and 4,370.56 is: 6,031.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,907.35 : 10,911.91 = 4,370.56 : x
  2. Step 2: Convert to fraction form
    7,907.35/10,911.91 = 4,370.56/x
  3. Step 3: Cross multiply
    7,907.35x = 10,911.91 × 4,370.56
  4. Step 4: Simplify right side
    7,907.35x = 47,691,157.37
  5. Step 5: Solve for x
    x = 47,691,157.37/7,907.35
  6. Step 6: Final answer
    x = 6,031.24

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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.