Home / 8,583.24-12,870.90-3,903.06

Finding the Fourth Proportional to 8,583.24, 12,870.90 and 3,903.06

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Solution

The fourth proportional to 8,583.24, 12,870.90 and 3,903.06 is: 5,852.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.24 : 12,870.90 = 3,903.06 : x
  2. Step 2: Convert to fraction form
    8,583.24/12,870.90 = 3,903.06/x
  3. Step 3: Cross multiply
    8,583.24x = 12,870.90 × 3,903.06
  4. Step 4: Simplify right side
    8,583.24x = 50,235,943.22
  5. Step 5: Solve for x
    x = 50,235,943.22/8,583.24
  6. Step 6: Final answer
    x = 5,852.79

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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.