Home / 7,904.00-10,907.48-4,367.21

Finding the Fourth Proportional to 7,904.00, 10,907.48 and 4,367.21

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Solution

The fourth proportional to 7,904.00, 10,907.48 and 4,367.21 is: 6,026.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.00 : 10,907.48 = 4,367.21 : x
  2. Step 2: Convert to fraction form
    7,904.00/10,907.48 = 4,367.21/x
  3. Step 3: Cross multiply
    7,904.00x = 10,907.48 × 4,367.21
  4. Step 4: Simplify right side
    7,904.00x = 47,635,179.36
  5. Step 5: Solve for x
    x = 47,635,179.36/7,904.00
  6. Step 6: Final answer
    x = 6,026.72

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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.