Home / 4,325.63-6,490.91-1,693.35

Finding the Fourth Proportional to 4,325.63, 6,490.91 and 1,693.35

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Solution

The fourth proportional to 4,325.63, 6,490.91 and 1,693.35 is: 2,540.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.63 : 6,490.91 = 1,693.35 : x
  2. Step 2: Convert to fraction form
    4,325.63/6,490.91 = 1,693.35/x
  3. Step 3: Cross multiply
    4,325.63x = 6,490.91 × 1,693.35
  4. Step 4: Simplify right side
    4,325.63x = 10,991,382.45
  5. Step 5: Solve for x
    x = 10,991,382.45/4,325.63
  6. Step 6: Final answer
    x = 2,540.99

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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.