Home / 4,486.55-6,188.75-3,490.25

Finding the Fourth Proportional to 4,486.55, 6,188.75 and 3,490.25

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Solution

The fourth proportional to 4,486.55, 6,188.75 and 3,490.25 is: 4,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.55 : 6,188.75 = 3,490.25 : x
  2. Step 2: Convert to fraction form
    4,486.55/6,188.75 = 3,490.25/x
  3. Step 3: Cross multiply
    4,486.55x = 6,188.75 × 3,490.25
  4. Step 4: Simplify right side
    4,486.55x = 21,600,236.29
  5. Step 5: Solve for x
    x = 21,600,236.29/4,486.55
  6. Step 6: Final answer
    x = 4,814.45

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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.