Home / 4,717.69-7,080.61-1,946.34

Finding the Fourth Proportional to 4,717.69, 7,080.61 and 1,946.34

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Solution

The fourth proportional to 4,717.69, 7,080.61 and 1,946.34 is: 2,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.69 : 7,080.61 = 1,946.34 : x
  2. Step 2: Convert to fraction form
    4,717.69/7,080.61 = 1,946.34/x
  3. Step 3: Cross multiply
    4,717.69x = 7,080.61 × 1,946.34
  4. Step 4: Simplify right side
    4,717.69x = 13,781,274.47
  5. Step 5: Solve for x
    x = 13,781,274.47/4,717.69
  6. Step 6: Final answer
    x = 2,921.19

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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.