Home / 4,679.12-6,457.16-2,554.72

Finding the Fourth Proportional to 4,679.12, 6,457.16 and 2,554.72

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Solution

The fourth proportional to 4,679.12, 6,457.16 and 2,554.72 is: 3,525.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.12 : 6,457.16 = 2,554.72 : x
  2. Step 2: Convert to fraction form
    4,679.12/6,457.16 = 2,554.72/x
  3. Step 3: Cross multiply
    4,679.12x = 6,457.16 × 2,554.72
  4. Step 4: Simplify right side
    4,679.12x = 16,496,235.80
  5. Step 5: Solve for x
    x = 16,496,235.80/4,679.12
  6. Step 6: Final answer
    x = 3,525.50

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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.