Home / 5,903.14-8,145.48-3,385.35

Finding the Fourth Proportional to 5,903.14, 8,145.48 and 3,385.35

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Solution

The fourth proportional to 5,903.14, 8,145.48 and 3,385.35 is: 4,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.14 : 8,145.48 = 3,385.35 : x
  2. Step 2: Convert to fraction form
    5,903.14/8,145.48 = 3,385.35/x
  3. Step 3: Cross multiply
    5,903.14x = 8,145.48 × 3,385.35
  4. Step 4: Simplify right side
    5,903.14x = 27,575,300.72
  5. Step 5: Solve for x
    x = 27,575,300.72/5,903.14
  6. Step 6: Final answer
    x = 4,671.30

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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.