Home / 6,520.05-9,782.51-3,011.76

Finding the Fourth Proportional to 6,520.05, 9,782.51 and 3,011.76

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Solution

The fourth proportional to 6,520.05, 9,782.51 and 3,011.76 is: 4,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.05 : 9,782.51 = 3,011.76 : x
  2. Step 2: Convert to fraction form
    6,520.05/9,782.51 = 3,011.76/x
  3. Step 3: Cross multiply
    6,520.05x = 9,782.51 × 3,011.76
  4. Step 4: Simplify right side
    6,520.05x = 29,462,557.26
  5. Step 5: Solve for x
    x = 29,462,557.26/6,520.05
  6. Step 6: Final answer
    x = 4,518.76

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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.