Home / 10,719.41-14,786.75-7,570.13

Finding the Fourth Proportional to 10,719.41, 14,786.75 and 7,570.13

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Solution

The fourth proportional to 10,719.41, 14,786.75 and 7,570.13 is: 10,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.41 : 14,786.75 = 7,570.13 : x
  2. Step 2: Convert to fraction form
    10,719.41/14,786.75 = 7,570.13/x
  3. Step 3: Cross multiply
    10,719.41x = 14,786.75 × 7,570.13
  4. Step 4: Simplify right side
    10,719.41x = 111,937,564.77
  5. Step 5: Solve for x
    x = 111,937,564.77/10,719.41
  6. Step 6: Final answer
    x = 10,442.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.