Home / 6,820.39-10,228.89-4,840.26

Finding the Fourth Proportional to 6,820.39, 10,228.89 and 4,840.26

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Solution

The fourth proportional to 6,820.39, 10,228.89 and 4,840.26 is: 7,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.39 : 10,228.89 = 4,840.26 : x
  2. Step 2: Convert to fraction form
    6,820.39/10,228.89 = 4,840.26/x
  3. Step 3: Cross multiply
    6,820.39x = 10,228.89 × 4,840.26
  4. Step 4: Simplify right side
    6,820.39x = 49,510,487.11
  5. Step 5: Solve for x
    x = 49,510,487.11/6,820.39
  6. Step 6: Final answer
    x = 7,259.19

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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.