Home / 9,485.64-13,086.36-6,300.48

Finding the Fourth Proportional to 9,485.64, 13,086.36 and 6,300.48

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Solution

The fourth proportional to 9,485.64, 13,086.36 and 6,300.48 is: 8,692.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.64 : 13,086.36 = 6,300.48 : x
  2. Step 2: Convert to fraction form
    9,485.64/13,086.36 = 6,300.48/x
  3. Step 3: Cross multiply
    9,485.64x = 13,086.36 × 6,300.48
  4. Step 4: Simplify right side
    9,485.64x = 82,450,349.45
  5. Step 5: Solve for x
    x = 82,450,349.45/9,485.64
  6. Step 6: Final answer
    x = 8,692.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.