Home / 9,765.44-13,476.48-5,574.08

Finding the Fourth Proportional to 9,765.44, 13,476.48 and 5,574.08

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Solution

The fourth proportional to 9,765.44, 13,476.48 and 5,574.08 is: 7,692.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,765.44 : 13,476.48 = 5,574.08 : x
  2. Step 2: Convert to fraction form
    9,765.44/13,476.48 = 5,574.08/x
  3. Step 3: Cross multiply
    9,765.44x = 13,476.48 × 5,574.08
  4. Step 4: Simplify right side
    9,765.44x = 75,118,977.64
  5. Step 5: Solve for x
    x = 75,118,977.64/9,765.44
  6. Step 6: Final answer
    x = 7,692.33

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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.