Home / 5,303.45-7,321.25-3,316.93

Finding the Fourth Proportional to 5,303.45, 7,321.25 and 3,316.93

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Solution

The fourth proportional to 5,303.45, 7,321.25 and 3,316.93 is: 4,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.45 : 7,321.25 = 3,316.93 : x
  2. Step 2: Convert to fraction form
    5,303.45/7,321.25 = 3,316.93/x
  3. Step 3: Cross multiply
    5,303.45x = 7,321.25 × 3,316.93
  4. Step 4: Simplify right side
    5,303.45x = 24,284,073.76
  5. Step 5: Solve for x
    x = 24,284,073.76/5,303.45
  6. Step 6: Final answer
    x = 4,578.92

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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.