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Finding the Fourth Proportional to 6,903.98, 10,357.60 and 1,973.49

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Solution

The fourth proportional to 6,903.98, 10,357.60 and 1,973.49 is: 2,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.98 : 10,357.60 = 1,973.49 : x
  2. Step 2: Convert to fraction form
    6,903.98/10,357.60 = 1,973.49/x
  3. Step 3: Cross multiply
    6,903.98x = 10,357.60 × 1,973.49
  4. Step 4: Simplify right side
    6,903.98x = 20,440,615.09
  5. Step 5: Solve for x
    x = 20,440,615.09/6,903.98
  6. Step 6: Final answer
    x = 2,960.70

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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.