Home / 4,990.06-7,485.77-1,702.27

Finding the Fourth Proportional to 4,990.06, 7,485.77 and 1,702.27

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Solution

The fourth proportional to 4,990.06, 7,485.77 and 1,702.27 is: 2,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.06 : 7,485.77 = 1,702.27 : x
  2. Step 2: Convert to fraction form
    4,990.06/7,485.77 = 1,702.27/x
  3. Step 3: Cross multiply
    4,990.06x = 7,485.77 × 1,702.27
  4. Step 4: Simplify right side
    4,990.06x = 12,742,763.63
  5. Step 5: Solve for x
    x = 12,742,763.63/4,990.06
  6. Step 6: Final answer
    x = 2,553.63

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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.