Home / 6,976.15-9,623.50-4,455.61

Finding the Fourth Proportional to 6,976.15, 9,623.50 and 4,455.61

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Solution

The fourth proportional to 6,976.15, 9,623.50 and 4,455.61 is: 6,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.15 : 9,623.50 = 4,455.61 : x
  2. Step 2: Convert to fraction form
    6,976.15/9,623.50 = 4,455.61/x
  3. Step 3: Cross multiply
    6,976.15x = 9,623.50 × 4,455.61
  4. Step 4: Simplify right side
    6,976.15x = 42,878,527.64
  5. Step 5: Solve for x
    x = 42,878,527.64/6,976.15
  6. Step 6: Final answer
    x = 6,146.45

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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.