Home / 9,549.63-13,172.47-6,361.92

Finding the Fourth Proportional to 9,549.63, 13,172.47 and 6,361.92

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Solution

The fourth proportional to 9,549.63, 13,172.47 and 6,361.92 is: 8,775.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,549.63 : 13,172.47 = 6,361.92 : x
  2. Step 2: Convert to fraction form
    9,549.63/13,172.47 = 6,361.92/x
  3. Step 3: Cross multiply
    9,549.63x = 13,172.47 × 6,361.92
  4. Step 4: Simplify right side
    9,549.63x = 83,802,200.34
  5. Step 5: Solve for x
    x = 83,802,200.34/9,549.63
  6. Step 6: Final answer
    x = 8,775.44

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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.