Home / 6,485.13-9,734.45-5,749.44

Finding the Fourth Proportional to 6,485.13, 9,734.45 and 5,749.44

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Solution

The fourth proportional to 6,485.13, 9,734.45 and 5,749.44 is: 8,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485.13 : 9,734.45 = 5,749.44 : x
  2. Step 2: Convert to fraction form
    6,485.13/9,734.45 = 5,749.44/x
  3. Step 3: Cross multiply
    6,485.13x = 9,734.45 × 5,749.44
  4. Step 4: Simplify right side
    6,485.13x = 55,967,607.46
  5. Step 5: Solve for x
    x = 55,967,607.46/6,485.13
  6. Step 6: Final answer
    x = 8,630.14

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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.