Home / 5,690.63-7,852.43-3,453.05

Finding the Fourth Proportional to 5,690.63, 7,852.43 and 3,453.05

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Solution

The fourth proportional to 5,690.63, 7,852.43 and 3,453.05 is: 4,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.63 : 7,852.43 = 3,453.05 : x
  2. Step 2: Convert to fraction form
    5,690.63/7,852.43 = 3,453.05/x
  3. Step 3: Cross multiply
    5,690.63x = 7,852.43 × 3,453.05
  4. Step 4: Simplify right side
    5,690.63x = 27,114,803.96
  5. Step 5: Solve for x
    x = 27,114,803.96/5,690.63
  6. Step 6: Final answer
    x = 4,764.82

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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.