Home / 4,821-6,653.39-3,053.99

Finding the Fourth Proportional to 4,821, 6,653.39 and 3,053.99

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Solution

The fourth proportional to 4,821, 6,653.39 and 3,053.99 is: 4,214.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821 : 6,653.39 = 3,053.99 : x
  2. Step 2: Convert to fraction form
    4,821/6,653.39 = 3,053.99/x
  3. Step 3: Cross multiply
    4,821x = 6,653.39 × 3,053.99
  4. Step 4: Simplify right side
    4,821x = 20,319,337.99
  5. Step 5: Solve for x
    x = 20,319,337.99/4,821
  6. Step 6: Final answer
    x = 4,214.76

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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.