Home / 6,885.40-9,501.60-3,741.52

Finding the Fourth Proportional to 6,885.40, 9,501.60 and 3,741.52

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Solution

The fourth proportional to 6,885.40, 9,501.60 and 3,741.52 is: 5,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.40 : 9,501.60 = 3,741.52 : x
  2. Step 2: Convert to fraction form
    6,885.40/9,501.60 = 3,741.52/x
  3. Step 3: Cross multiply
    6,885.40x = 9,501.60 × 3,741.52
  4. Step 4: Simplify right side
    6,885.40x = 35,550,426.43
  5. Step 5: Solve for x
    x = 35,550,426.43/6,885.40
  6. Step 6: Final answer
    x = 5,163.16

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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.