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Finding the Fourth Proportional to 6,903.07, 10,354.54 and 1,972.70

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Solution

The fourth proportional to 6,903.07, 10,354.54 and 1,972.70 is: 2,959.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.07 : 10,354.54 = 1,972.70 : x
  2. Step 2: Convert to fraction form
    6,903.07/10,354.54 = 1,972.70/x
  3. Step 3: Cross multiply
    6,903.07x = 10,354.54 × 1,972.70
  4. Step 4: Simplify right side
    6,903.07x = 20,426,401.06
  5. Step 5: Solve for x
    x = 20,426,401.06/6,903.07
  6. Step 6: Final answer
    x = 2,959.03

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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.