Home / 6,902.41-10,353.95-1,972.77

Finding the Fourth Proportional to 6,902.41, 10,353.95 and 1,972.77

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Solution

The fourth proportional to 6,902.41, 10,353.95 and 1,972.77 is: 2,959.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.41 : 10,353.95 = 1,972.77 : x
  2. Step 2: Convert to fraction form
    6,902.41/10,353.95 = 1,972.77/x
  3. Step 3: Cross multiply
    6,902.41x = 10,353.95 × 1,972.77
  4. Step 4: Simplify right side
    6,902.41x = 20,425,966.87
  5. Step 5: Solve for x
    x = 20,425,966.87/6,902.41
  6. Step 6: Final answer
    x = 2,959.25

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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.