Home / 9,682.36-14,526.80-3,840.64

Finding the Fourth Proportional to 9,682.36, 14,526.80 and 3,840.64

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Solution

The fourth proportional to 9,682.36, 14,526.80 and 3,840.64 is: 5,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,682.36 : 14,526.80 = 3,840.64 : x
  2. Step 2: Convert to fraction form
    9,682.36/14,526.80 = 3,840.64/x
  3. Step 3: Cross multiply
    9,682.36x = 14,526.80 × 3,840.64
  4. Step 4: Simplify right side
    9,682.36x = 55,792,209.15
  5. Step 5: Solve for x
    x = 55,792,209.15/9,682.36
  6. Step 6: Final answer
    x = 5,762.25

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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.