Home / 10,395.45-14,347.46-5,918.58

Finding the Fourth Proportional to 10,395.45, 14,347.46 and 5,918.58

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Solution

The fourth proportional to 10,395.45, 14,347.46 and 5,918.58 is: 8,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.45 : 14,347.46 = 5,918.58 : x
  2. Step 2: Convert to fraction form
    10,395.45/14,347.46 = 5,918.58/x
  3. Step 3: Cross multiply
    10,395.45x = 14,347.46 × 5,918.58
  4. Step 4: Simplify right side
    10,395.45x = 84,916,604.60
  5. Step 5: Solve for x
    x = 84,916,604.60/10,395.45
  6. Step 6: Final answer
    x = 8,168.63

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1.5x scale

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.