Home / 4,235.04-5,846.40-2,821.08

Finding the Fourth Proportional to 4,235.04, 5,846.40 and 2,821.08

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Solution

The fourth proportional to 4,235.04, 5,846.40 and 2,821.08 is: 3,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.04 : 5,846.40 = 2,821.08 : x
  2. Step 2: Convert to fraction form
    4,235.04/5,846.40 = 2,821.08/x
  3. Step 3: Cross multiply
    4,235.04x = 5,846.40 × 2,821.08
  4. Step 4: Simplify right side
    4,235.04x = 16,493,162.11
  5. Step 5: Solve for x
    x = 16,493,162.11/4,235.04
  6. Step 6: Final answer
    x = 3,894.45

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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.