Home / 10,762.24-14,858.85-9,641.20

Finding the Fourth Proportional to 10,762.24, 14,858.85 and 9,641.20

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Solution

The fourth proportional to 10,762.24, 14,858.85 and 9,641.20 is: 13,311.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762.24 : 14,858.85 = 9,641.20 : x
  2. Step 2: Convert to fraction form
    10,762.24/14,858.85 = 9,641.20/x
  3. Step 3: Cross multiply
    10,762.24x = 14,858.85 × 9,641.20
  4. Step 4: Simplify right side
    10,762.24x = 143,257,144.62
  5. Step 5: Solve for x
    x = 143,257,144.62/10,762.24
  6. Step 6: Final answer
    x = 13,311.09

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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.