Home / 10,342.51-14,272.93-5,865.41

Finding the Fourth Proportional to 10,342.51, 14,272.93 and 5,865.41

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Solution

The fourth proportional to 10,342.51, 14,272.93 and 5,865.41 is: 8,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.51 : 14,272.93 = 5,865.41 : x
  2. Step 2: Convert to fraction form
    10,342.51/14,272.93 = 5,865.41/x
  3. Step 3: Cross multiply
    10,342.51x = 14,272.93 × 5,865.41
  4. Step 4: Simplify right side
    10,342.51x = 83,716,586.35
  5. Step 5: Solve for x
    x = 83,716,586.35/10,342.51
  6. Step 6: Final answer
    x = 8,094.42

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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.