Home / 6,784.48-9,360.70-4,130.00

Finding the Fourth Proportional to 6,784.48, 9,360.70 and 4,130.00

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Solution

The fourth proportional to 6,784.48, 9,360.70 and 4,130.00 is: 5,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.48 : 9,360.70 = 4,130.00 : x
  2. Step 2: Convert to fraction form
    6,784.48/9,360.70 = 4,130.00/x
  3. Step 3: Cross multiply
    6,784.48x = 9,360.70 × 4,130.00
  4. Step 4: Simplify right side
    6,784.48x = 38,659,633.87
  5. Step 5: Solve for x
    x = 38,659,633.87/6,784.48
  6. Step 6: Final answer
    x = 5,698.25

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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.