Home / 9,962.60-13,748.39-5,486.34

Finding the Fourth Proportional to 9,962.60, 13,748.39 and 5,486.34

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Solution

The fourth proportional to 9,962.60, 13,748.39 and 5,486.34 is: 7,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.60 : 13,748.39 = 5,486.34 : x
  2. Step 2: Convert to fraction form
    9,962.60/13,748.39 = 5,486.34/x
  3. Step 3: Cross multiply
    9,962.60x = 13,748.39 × 5,486.34
  4. Step 4: Simplify right side
    9,962.60x = 75,428,341.99
  5. Step 5: Solve for x
    x = 75,428,341.99/9,962.60
  6. Step 6: Final answer
    x = 7,571.15

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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.