Home / 5,363.10-8,045.86-1,900.35

Finding the Fourth Proportional to 5,363.10, 8,045.86 and 1,900.35

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Solution

The fourth proportional to 5,363.10, 8,045.86 and 1,900.35 is: 2,850.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.10 : 8,045.86 = 1,900.35 : x
  2. Step 2: Convert to fraction form
    5,363.10/8,045.86 = 1,900.35/x
  3. Step 3: Cross multiply
    5,363.10x = 8,045.86 × 1,900.35
  4. Step 4: Simplify right side
    5,363.10x = 15,289,900.32
  5. Step 5: Solve for x
    x = 15,289,900.32/5,363.10
  6. Step 6: Final answer
    x = 2,850.95

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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.