Home / 9,858.14-14,778.90-4,307.25

Finding the Fourth Proportional to 9,858.14, 14,778.90 and 4,307.25

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Solution

The fourth proportional to 9,858.14, 14,778.90 and 4,307.25 is: 6,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.14 : 14,778.90 = 4,307.25 : x
  2. Step 2: Convert to fraction form
    9,858.14/14,778.90 = 4,307.25/x
  3. Step 3: Cross multiply
    9,858.14x = 14,778.90 × 4,307.25
  4. Step 4: Simplify right side
    9,858.14x = 63,656,417.03
  5. Step 5: Solve for x
    x = 63,656,417.03/9,858.14
  6. Step 6: Final answer
    x = 6,457.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.