Home / 7,515.21-10,367.73-4,529.35

Finding the Fourth Proportional to 7,515.21, 10,367.73 and 4,529.35

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Solution

The fourth proportional to 7,515.21, 10,367.73 and 4,529.35 is: 6,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.21 : 10,367.73 = 4,529.35 : x
  2. Step 2: Convert to fraction form
    7,515.21/10,367.73 = 4,529.35/x
  3. Step 3: Cross multiply
    7,515.21x = 10,367.73 × 4,529.35
  4. Step 4: Simplify right side
    7,515.21x = 46,959,077.88
  5. Step 5: Solve for x
    x = 46,959,077.88/7,515.21
  6. Step 6: Final answer
    x = 6,248.54

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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.