Home / 9,119.01-12,582.08-5,533.88

Finding the Fourth Proportional to 9,119.01, 12,582.08 and 5,533.88

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Solution

The fourth proportional to 9,119.01, 12,582.08 and 5,533.88 is: 7,635.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.01 : 12,582.08 = 5,533.88 : x
  2. Step 2: Convert to fraction form
    9,119.01/12,582.08 = 5,533.88/x
  3. Step 3: Cross multiply
    9,119.01x = 12,582.08 × 5,533.88
  4. Step 4: Simplify right side
    9,119.01x = 69,627,770.64
  5. Step 5: Solve for x
    x = 69,627,770.64/9,119.01
  6. Step 6: Final answer
    x = 7,635.46

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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.