Home / 10,653.54-14,700.90-5,872.67

Finding the Fourth Proportional to 10,653.54, 14,700.90 and 5,872.67

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Solution

The fourth proportional to 10,653.54, 14,700.90 and 5,872.67 is: 8,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.54 : 14,700.90 = 5,872.67 : x
  2. Step 2: Convert to fraction form
    10,653.54/14,700.90 = 5,872.67/x
  3. Step 3: Cross multiply
    10,653.54x = 14,700.90 × 5,872.67
  4. Step 4: Simplify right side
    10,653.54x = 86,333,460.90
  5. Step 5: Solve for x
    x = 86,333,460.90/10,653.54
  6. Step 6: Final answer
    x = 8,103.73

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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.