Home / 8,953.10-13,431.09-3,030.35

Finding the Fourth Proportional to 8,953.10, 13,431.09 and 3,030.35

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Solution

The fourth proportional to 8,953.10, 13,431.09 and 3,030.35 is: 4,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.10 : 13,431.09 = 3,030.35 : x
  2. Step 2: Convert to fraction form
    8,953.10/13,431.09 = 3,030.35/x
  3. Step 3: Cross multiply
    8,953.10x = 13,431.09 × 3,030.35
  4. Step 4: Simplify right side
    8,953.10x = 40,700,847.79
  5. Step 5: Solve for x
    x = 40,700,847.79/8,953.10
  6. Step 6: Final answer
    x = 4,546.01

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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.