Home / 3,216.69-4,821.95-1,023.99

Finding the Fourth Proportional to 3,216.69, 4,821.95 and 1,023.99

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Solution

The fourth proportional to 3,216.69, 4,821.95 and 1,023.99 is: 1,535.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.69 : 4,821.95 = 1,023.99 : x
  2. Step 2: Convert to fraction form
    3,216.69/4,821.95 = 1,023.99/x
  3. Step 3: Cross multiply
    3,216.69x = 4,821.95 × 1,023.99
  4. Step 4: Simplify right side
    3,216.69x = 4,937,599.35
  5. Step 5: Solve for x
    x = 4,937,599.35/3,216.69
  6. Step 6: Final answer
    x = 1,535.00

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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.