Home / 3,433.63-4,734.09-2,803.51

Finding the Fourth Proportional to 3,433.63, 4,734.09 and 2,803.51

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Solution

The fourth proportional to 3,433.63, 4,734.09 and 2,803.51 is: 3,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.63 : 4,734.09 = 2,803.51 : x
  2. Step 2: Convert to fraction form
    3,433.63/4,734.09 = 2,803.51/x
  3. Step 3: Cross multiply
    3,433.63x = 4,734.09 × 2,803.51
  4. Step 4: Simplify right side
    3,433.63x = 13,272,068.66
  5. Step 5: Solve for x
    x = 13,272,068.66/3,433.63
  6. Step 6: Final answer
    x = 3,865.32

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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.