Home / 6,983.78-10,483.12-2,826.50

Finding the Fourth Proportional to 6,983.78, 10,483.12 and 2,826.50

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Solution

The fourth proportional to 6,983.78, 10,483.12 and 2,826.50 is: 4,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.78 : 10,483.12 = 2,826.50 : x
  2. Step 2: Convert to fraction form
    6,983.78/10,483.12 = 2,826.50/x
  3. Step 3: Cross multiply
    6,983.78x = 10,483.12 × 2,826.50
  4. Step 4: Simplify right side
    6,983.78x = 29,630,538.68
  5. Step 5: Solve for x
    x = 29,630,538.68/6,983.78
  6. Step 6: Final answer
    x = 4,242.77

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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.