Home / 10,295.21-14,207.43-5,579.50

Finding the Fourth Proportional to 10,295.21, 14,207.43 and 5,579.50

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Solution

The fourth proportional to 10,295.21, 14,207.43 and 5,579.50 is: 7,699.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.21 : 14,207.43 = 5,579.50 : x
  2. Step 2: Convert to fraction form
    10,295.21/14,207.43 = 5,579.50/x
  3. Step 3: Cross multiply
    10,295.21x = 14,207.43 × 5,579.50
  4. Step 4: Simplify right side
    10,295.21x = 79,270,284.65
  5. Step 5: Solve for x
    x = 79,270,284.65/10,295.21
  6. Step 6: Final answer
    x = 7,699.72

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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.