Home / 6,554.86-9,037.87-5,355.43

Finding the Fourth Proportional to 6,554.86, 9,037.87 and 5,355.43

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Solution

The fourth proportional to 6,554.86, 9,037.87 and 5,355.43 is: 7,384.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.86 : 9,037.87 = 5,355.43 : x
  2. Step 2: Convert to fraction form
    6,554.86/9,037.87 = 5,355.43/x
  3. Step 3: Cross multiply
    6,554.86x = 9,037.87 × 5,355.43
  4. Step 4: Simplify right side
    6,554.86x = 48,401,648.33
  5. Step 5: Solve for x
    x = 48,401,648.33/6,554.86
  6. Step 6: Final answer
    x = 7,384.09

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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.