Home / 4,450.46-6,675.93-1,985.45

Finding the Fourth Proportional to 4,450.46, 6,675.93 and 1,985.45

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Solution

The fourth proportional to 4,450.46, 6,675.93 and 1,985.45 is: 2,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.46 : 6,675.93 = 1,985.45 : x
  2. Step 2: Convert to fraction form
    4,450.46/6,675.93 = 1,985.45/x
  3. Step 3: Cross multiply
    4,450.46x = 6,675.93 × 1,985.45
  4. Step 4: Simplify right side
    4,450.46x = 13,254,691.84
  5. Step 5: Solve for x
    x = 13,254,691.84/4,450.46
  6. Step 6: Final answer
    x = 2,978.28

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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.