Home / 6,976.60-10,448.70-4,773.40

Finding the Fourth Proportional to 6,976.60, 10,448.70 and 4,773.40

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Solution

The fourth proportional to 6,976.60, 10,448.70 and 4,773.40 is: 7,149.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.60 : 10,448.70 = 4,773.40 : x
  2. Step 2: Convert to fraction form
    6,976.60/10,448.70 = 4,773.40/x
  3. Step 3: Cross multiply
    6,976.60x = 10,448.70 × 4,773.40
  4. Step 4: Simplify right side
    6,976.60x = 49,875,824.58
  5. Step 5: Solve for x
    x = 49,875,824.58/6,976.60
  6. Step 6: Final answer
    x = 7,149.02

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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.