Home / 9,459.88-14,187.34-2,885.36

Finding the Fourth Proportional to 9,459.88, 14,187.34 and 2,885.36

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Solution

The fourth proportional to 9,459.88, 14,187.34 and 2,885.36 is: 4,327.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.88 : 14,187.34 = 2,885.36 : x
  2. Step 2: Convert to fraction form
    9,459.88/14,187.34 = 2,885.36/x
  3. Step 3: Cross multiply
    9,459.88x = 14,187.34 × 2,885.36
  4. Step 4: Simplify right side
    9,459.88x = 40,935,583.34
  5. Step 5: Solve for x
    x = 40,935,583.34/9,459.88
  6. Step 6: Final answer
    x = 4,327.28

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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.