Home / 6,125.88-8,458.48-4,707.32

Finding the Fourth Proportional to 6,125.88, 8,458.48 and 4,707.32

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Solution

The fourth proportional to 6,125.88, 8,458.48 and 4,707.32 is: 6,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.88 : 8,458.48 = 4,707.32 : x
  2. Step 2: Convert to fraction form
    6,125.88/8,458.48 = 4,707.32/x
  3. Step 3: Cross multiply
    6,125.88x = 8,458.48 × 4,707.32
  4. Step 4: Simplify right side
    6,125.88x = 39,816,772.07
  5. Step 5: Solve for x
    x = 39,816,772.07/6,125.88
  6. Step 6: Final answer
    x = 6,499.76

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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.