Home / 9,521.82-14,278.16-5,464.19

Finding the Fourth Proportional to 9,521.82, 14,278.16 and 5,464.19

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Solution

The fourth proportional to 9,521.82, 14,278.16 and 5,464.19 is: 8,193.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.82 : 14,278.16 = 5,464.19 : x
  2. Step 2: Convert to fraction form
    9,521.82/14,278.16 = 5,464.19/x
  3. Step 3: Cross multiply
    9,521.82x = 14,278.16 × 5,464.19
  4. Step 4: Simplify right side
    9,521.82x = 78,018,628.45
  5. Step 5: Solve for x
    x = 78,018,628.45/9,521.82
  6. Step 6: Final answer
    x = 8,193.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.