Home / 11,031.23-16,527.93-7,280.67

Finding the Fourth Proportional to 11,031.23, 16,527.93 and 7,280.67

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Solution

The fourth proportional to 11,031.23, 16,527.93 and 7,280.67 is: 10,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.23 : 16,527.93 = 7,280.67 : x
  2. Step 2: Convert to fraction form
    11,031.23/16,527.93 = 7,280.67/x
  3. Step 3: Cross multiply
    11,031.23x = 16,527.93 × 7,280.67
  4. Step 4: Simplify right side
    11,031.23x = 120,334,404.11
  5. Step 5: Solve for x
    x = 120,334,404.11/11,031.23
  6. Step 6: Final answer
    x = 10,908.52

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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.