Home / 6,557.43-9,843.45-6,455.37

Finding the Fourth Proportional to 6,557.43, 9,843.45 and 6,455.37

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Solution

The fourth proportional to 6,557.43, 9,843.45 and 6,455.37 is: 9,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557.43 : 9,843.45 = 6,455.37 : x
  2. Step 2: Convert to fraction form
    6,557.43/9,843.45 = 6,455.37/x
  3. Step 3: Cross multiply
    6,557.43x = 9,843.45 × 6,455.37
  4. Step 4: Simplify right side
    6,557.43x = 63,543,111.83
  5. Step 5: Solve for x
    x = 63,543,111.83/6,557.43
  6. Step 6: Final answer
    x = 9,690.25

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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.