Home / 10,134.21-13,984.64-5,658.25

Finding the Fourth Proportional to 10,134.21, 13,984.64 and 5,658.25

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Solution

The fourth proportional to 10,134.21, 13,984.64 and 5,658.25 is: 7,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.21 : 13,984.64 = 5,658.25 : x
  2. Step 2: Convert to fraction form
    10,134.21/13,984.64 = 5,658.25/x
  3. Step 3: Cross multiply
    10,134.21x = 13,984.64 × 5,658.25
  4. Step 4: Simplify right side
    10,134.21x = 79,128,491.07
  5. Step 5: Solve for x
    x = 79,128,491.07/10,134.21
  6. Step 6: Final answer
    x = 7,808.06

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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.