Home / 7,573.02-10,449.73-4,215.39

Finding the Fourth Proportional to 7,573.02, 10,449.73 and 4,215.39

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Solution

The fourth proportional to 7,573.02, 10,449.73 and 4,215.39 is: 5,816.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.02 : 10,449.73 = 4,215.39 : x
  2. Step 2: Convert to fraction form
    7,573.02/10,449.73 = 4,215.39/x
  3. Step 3: Cross multiply
    7,573.02x = 10,449.73 × 4,215.39
  4. Step 4: Simplify right side
    7,573.02x = 44,049,724.06
  5. Step 5: Solve for x
    x = 44,049,724.06/7,573.02
  6. Step 6: Final answer
    x = 5,816.67

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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.