Home / 9,668.53-13,342.12-5,476.81

Finding the Fourth Proportional to 9,668.53, 13,342.12 and 5,476.81

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Solution

The fourth proportional to 9,668.53, 13,342.12 and 5,476.81 is: 7,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,668.53 : 13,342.12 = 5,476.81 : x
  2. Step 2: Convert to fraction form
    9,668.53/13,342.12 = 5,476.81/x
  3. Step 3: Cross multiply
    9,668.53x = 13,342.12 × 5,476.81
  4. Step 4: Simplify right side
    9,668.53x = 73,072,256.24
  5. Step 5: Solve for x
    x = 73,072,256.24/9,668.53
  6. Step 6: Final answer
    x = 7,557.74

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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.