Home / 10,461.20-14,435.84-5,744.64

Finding the Fourth Proportional to 10,461.20, 14,435.84 and 5,744.64

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Solution

The fourth proportional to 10,461.20, 14,435.84 and 5,744.64 is: 7,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.20 : 14,435.84 = 5,744.64 : x
  2. Step 2: Convert to fraction form
    10,461.20/14,435.84 = 5,744.64/x
  3. Step 3: Cross multiply
    10,461.20x = 14,435.84 × 5,744.64
  4. Step 4: Simplify right side
    10,461.20x = 82,928,703.90
  5. Step 5: Solve for x
    x = 82,928,703.90/10,461.20
  6. Step 6: Final answer
    x = 7,927.26

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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.