Home / 10,341.71-15,512.38-2,946.23

Finding the Fourth Proportional to 10,341.71, 15,512.38 and 2,946.23

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Solution

The fourth proportional to 10,341.71, 15,512.38 and 2,946.23 is: 4,419.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.71 : 15,512.38 = 2,946.23 : x
  2. Step 2: Convert to fraction form
    10,341.71/15,512.38 = 2,946.23/x
  3. Step 3: Cross multiply
    10,341.71x = 15,512.38 × 2,946.23
  4. Step 4: Simplify right side
    10,341.71x = 45,703,039.33
  5. Step 5: Solve for x
    x = 45,703,039.33/10,341.71
  6. Step 6: Final answer
    x = 4,419.29

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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.