Home / 4,323.19-6,485.73-1,401.79

Finding the Fourth Proportional to 4,323.19, 6,485.73 and 1,401.79

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Solution

The fourth proportional to 4,323.19, 6,485.73 and 1,401.79 is: 2,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.19 : 6,485.73 = 1,401.79 : x
  2. Step 2: Convert to fraction form
    4,323.19/6,485.73 = 1,401.79/x
  3. Step 3: Cross multiply
    4,323.19x = 6,485.73 × 1,401.79
  4. Step 4: Simplify right side
    4,323.19x = 9,091,592.02
  5. Step 5: Solve for x
    x = 9,091,592.02/4,323.19
  6. Step 6: Final answer
    x = 2,102.98

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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.