Home / 6,542.99-9,029.28-3,558.77

Finding the Fourth Proportional to 6,542.99, 9,029.28 and 3,558.77

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Solution

The fourth proportional to 6,542.99, 9,029.28 and 3,558.77 is: 4,911.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.99 : 9,029.28 = 3,558.77 : x
  2. Step 2: Convert to fraction form
    6,542.99/9,029.28 = 3,558.77/x
  3. Step 3: Cross multiply
    6,542.99x = 9,029.28 × 3,558.77
  4. Step 4: Simplify right side
    6,542.99x = 32,133,130.79
  5. Step 5: Solve for x
    x = 32,133,130.79/6,542.99
  6. Step 6: Final answer
    x = 4,911.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.