Home / 9,810.46-13,538.13-5,334.22

Finding the Fourth Proportional to 9,810.46, 13,538.13 and 5,334.22

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Solution

The fourth proportional to 9,810.46, 13,538.13 and 5,334.22 is: 7,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,810.46 : 13,538.13 = 5,334.22 : x
  2. Step 2: Convert to fraction form
    9,810.46/13,538.13 = 5,334.22/x
  3. Step 3: Cross multiply
    9,810.46x = 13,538.13 × 5,334.22
  4. Step 4: Simplify right side
    9,810.46x = 72,215,296.12
  5. Step 5: Solve for x
    x = 72,215,296.12/9,810.46
  6. Step 6: Final answer
    x = 7,361.05

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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.