Home / 3,507.04-4,840.72-2,015.84

Finding the Fourth Proportional to 3,507.04, 4,840.72 and 2,015.84

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Solution

The fourth proportional to 3,507.04, 4,840.72 and 2,015.84 is: 2,782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.04 : 4,840.72 = 2,015.84 : x
  2. Step 2: Convert to fraction form
    3,507.04/4,840.72 = 2,015.84/x
  3. Step 3: Cross multiply
    3,507.04x = 4,840.72 × 2,015.84
  4. Step 4: Simplify right side
    3,507.04x = 9,758,117.00
  5. Step 5: Solve for x
    x = 9,758,117.00/3,507.04
  6. Step 6: Final answer
    x = 2,782.44

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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.