Home / 3,038.85-4,560.36-1,999.35

Finding the Fourth Proportional to 3,038.85, 4,560.36 and 1,999.35

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Solution

The fourth proportional to 3,038.85, 4,560.36 and 1,999.35 is: 3,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.85 : 4,560.36 = 1,999.35 : x
  2. Step 2: Convert to fraction form
    3,038.85/4,560.36 = 1,999.35/x
  3. Step 3: Cross multiply
    3,038.85x = 4,560.36 × 1,999.35
  4. Step 4: Simplify right side
    3,038.85x = 9,117,755.77
  5. Step 5: Solve for x
    x = 9,117,755.77/3,038.85
  6. Step 6: Final answer
    x = 3,000.40

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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.