Home / 6,921.51-9,548.77-4,826.85

Finding the Fourth Proportional to 6,921.51, 9,548.77 and 4,826.85

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Solution

The fourth proportional to 6,921.51, 9,548.77 and 4,826.85 is: 6,659.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.51 : 9,548.77 = 4,826.85 : x
  2. Step 2: Convert to fraction form
    6,921.51/9,548.77 = 4,826.85/x
  3. Step 3: Cross multiply
    6,921.51x = 9,548.77 × 4,826.85
  4. Step 4: Simplify right side
    6,921.51x = 46,090,480.47
  5. Step 5: Solve for x
    x = 46,090,480.47/6,921.51
  6. Step 6: Final answer
    x = 6,659.02

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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.