Home / 9,299.37-12,829.95-5,319.03

Finding the Fourth Proportional to 9,299.37, 12,829.95 and 5,319.03

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Solution

The fourth proportional to 9,299.37, 12,829.95 and 5,319.03 is: 7,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,299.37 : 12,829.95 = 5,319.03 : x
  2. Step 2: Convert to fraction form
    9,299.37/12,829.95 = 5,319.03/x
  3. Step 3: Cross multiply
    9,299.37x = 12,829.95 × 5,319.03
  4. Step 4: Simplify right side
    9,299.37x = 68,242,888.95
  5. Step 5: Solve for x
    x = 68,242,888.95/9,299.37
  6. Step 6: Final answer
    x = 7,338.44

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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.