Home / 7,873.28-10,865.26-4,336.48

Finding the Fourth Proportional to 7,873.28, 10,865.26 and 4,336.48

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Solution

The fourth proportional to 7,873.28, 10,865.26 and 4,336.48 is: 5,984.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873.28 : 10,865.26 = 4,336.48 : x
  2. Step 2: Convert to fraction form
    7,873.28/10,865.26 = 4,336.48/x
  3. Step 3: Cross multiply
    7,873.28x = 10,865.26 × 4,336.48
  4. Step 4: Simplify right side
    7,873.28x = 47,117,001.69
  5. Step 5: Solve for x
    x = 47,117,001.69/7,873.28
  6. Step 6: Final answer
    x = 5,984.42

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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.