Home / 4,820.08-7,232.64-2,628.40

Finding the Fourth Proportional to 4,820.08, 7,232.64 and 2,628.40

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Solution

The fourth proportional to 4,820.08, 7,232.64 and 2,628.40 is: 3,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.08 : 7,232.64 = 2,628.40 : x
  2. Step 2: Convert to fraction form
    4,820.08/7,232.64 = 2,628.40/x
  3. Step 3: Cross multiply
    4,820.08x = 7,232.64 × 2,628.40
  4. Step 4: Simplify right side
    4,820.08x = 19,010,270.98
  5. Step 5: Solve for x
    x = 19,010,270.98/4,820.08
  6. Step 6: Final answer
    x = 3,943.97

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1.5x scale

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.