Home / 10,497.24-14,487.21-7,840.03

Finding the Fourth Proportional to 10,497.24, 14,487.21 and 7,840.03

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Solution

The fourth proportional to 10,497.24, 14,487.21 and 7,840.03 is: 10,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.24 : 14,487.21 = 7,840.03 : x
  2. Step 2: Convert to fraction form
    10,497.24/14,487.21 = 7,840.03/x
  3. Step 3: Cross multiply
    10,497.24x = 14,487.21 × 7,840.03
  4. Step 4: Simplify right side
    10,497.24x = 113,580,161.02
  5. Step 5: Solve for x
    x = 113,580,161.02/10,497.24
  6. Step 6: Final answer
    x = 10,820.01

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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.