Home / 9,421.80-14,132.16-3,577.92

Finding the Fourth Proportional to 9,421.80, 14,132.16 and 3,577.92

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Solution

The fourth proportional to 9,421.80, 14,132.16 and 3,577.92 is: 5,366.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.80 : 14,132.16 = 3,577.92 : x
  2. Step 2: Convert to fraction form
    9,421.80/14,132.16 = 3,577.92/x
  3. Step 3: Cross multiply
    9,421.80x = 14,132.16 × 3,577.92
  4. Step 4: Simplify right side
    9,421.80x = 50,563,737.91
  5. Step 5: Solve for x
    x = 50,563,737.91/9,421.80
  6. Step 6: Final answer
    x = 5,366.67

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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.