Home / 10,325.12-15,488.70-3,303.37

Finding the Fourth Proportional to 10,325.12, 15,488.70 and 3,303.37

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Solution

The fourth proportional to 10,325.12, 15,488.70 and 3,303.37 is: 4,955.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.12 : 15,488.70 = 3,303.37 : x
  2. Step 2: Convert to fraction form
    10,325.12/15,488.70 = 3,303.37/x
  3. Step 3: Cross multiply
    10,325.12x = 15,488.70 × 3,303.37
  4. Step 4: Simplify right side
    10,325.12x = 51,164,906.92
  5. Step 5: Solve for x
    x = 51,164,906.92/10,325.12
  6. Step 6: Final answer
    x = 4,955.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.