Home / 6,903.10-10,352.91-1,972.77

Finding the Fourth Proportional to 6,903.10, 10,352.91 and 1,972.77

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Solution

The fourth proportional to 6,903.10, 10,352.91 and 1,972.77 is: 2,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.10 : 10,352.91 = 1,972.77 : x
  2. Step 2: Convert to fraction form
    6,903.10/10,352.91 = 1,972.77/x
  3. Step 3: Cross multiply
    6,903.10x = 10,352.91 × 1,972.77
  4. Step 4: Simplify right side
    6,903.10x = 20,423,878.84
  5. Step 5: Solve for x
    x = 20,423,878.84/6,903.10
  6. Step 6: Final answer
    x = 2,958.65

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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.