Home / 9,558.80-14,340.63-2,985.05

Finding the Fourth Proportional to 9,558.80, 14,340.63 and 2,985.05

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Solution

The fourth proportional to 9,558.80, 14,340.63 and 2,985.05 is: 4,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.80 : 14,340.63 = 2,985.05 : x
  2. Step 2: Convert to fraction form
    9,558.80/14,340.63 = 2,985.05/x
  3. Step 3: Cross multiply
    9,558.80x = 14,340.63 × 2,985.05
  4. Step 4: Simplify right side
    9,558.80x = 42,807,425.88
  5. Step 5: Solve for x
    x = 42,807,425.88/9,558.80
  6. Step 6: Final answer
    x = 4,478.33

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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.