Home / 4,689.16-6,457.11-3,360.58

Finding the Fourth Proportional to 4,689.16, 6,457.11 and 3,360.58

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Solution

The fourth proportional to 4,689.16, 6,457.11 and 3,360.58 is: 4,627.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.16 : 6,457.11 = 3,360.58 : x
  2. Step 2: Convert to fraction form
    4,689.16/6,457.11 = 3,360.58/x
  3. Step 3: Cross multiply
    4,689.16x = 6,457.11 × 3,360.58
  4. Step 4: Simplify right side
    4,689.16x = 21,699,634.72
  5. Step 5: Solve for x
    x = 21,699,634.72/4,689.16
  6. Step 6: Final answer
    x = 4,627.62

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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.