Home / 3,457.18-5,181.72-1,702.99

Finding the Fourth Proportional to 3,457.18, 5,181.72 and 1,702.99

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Solution

The fourth proportional to 3,457.18, 5,181.72 and 1,702.99 is: 2,552.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.18 : 5,181.72 = 1,702.99 : x
  2. Step 2: Convert to fraction form
    3,457.18/5,181.72 = 1,702.99/x
  3. Step 3: Cross multiply
    3,457.18x = 5,181.72 × 1,702.99
  4. Step 4: Simplify right side
    3,457.18x = 8,824,417.34
  5. Step 5: Solve for x
    x = 8,824,417.34/3,457.18
  6. Step 6: Final answer
    x = 2,552.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.