Home / 4,678.99-6,457.04-2,554.56

Finding the Fourth Proportional to 4,678.99, 6,457.04 and 2,554.56

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Solution

The fourth proportional to 4,678.99, 6,457.04 and 2,554.56 is: 3,525.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.99 : 6,457.04 = 2,554.56 : x
  2. Step 2: Convert to fraction form
    4,678.99/6,457.04 = 2,554.56/x
  3. Step 3: Cross multiply
    4,678.99x = 6,457.04 × 2,554.56
  4. Step 4: Simplify right side
    4,678.99x = 16,494,902.49
  5. Step 5: Solve for x
    x = 16,494,902.49/4,678.99
  6. Step 6: Final answer
    x = 3,525.31

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Half scale
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Double scale
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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.