Home / 10,357.06-14,291.92-5,880

Finding the Fourth Proportional to 10,357.06, 14,291.92 and 5,880

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Solution

The fourth proportional to 10,357.06, 14,291.92 and 5,880 is: 8,113.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.06 : 14,291.92 = 5,880 : x
  2. Step 2: Convert to fraction form
    10,357.06/14,291.92 = 5,880/x
  3. Step 3: Cross multiply
    10,357.06x = 14,291.92 × 5,880
  4. Step 4: Simplify right side
    10,357.06x = 84,036,489.60
  5. Step 5: Solve for x
    x = 84,036,489.60/10,357.06
  6. Step 6: Final answer
    x = 8,113.93

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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.