Home / 12,410.06-18,603.81-4,509.18

Finding the Fourth Proportional to 12,410.06, 18,603.81 and 4,509.18

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Solution

The fourth proportional to 12,410.06, 18,603.81 and 4,509.18 is: 6,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.06 : 18,603.81 = 4,509.18 : x
  2. Step 2: Convert to fraction form
    12,410.06/18,603.81 = 4,509.18/x
  3. Step 3: Cross multiply
    12,410.06x = 18,603.81 × 4,509.18
  4. Step 4: Simplify right side
    12,410.06x = 83,887,927.98
  5. Step 5: Solve for x
    x = 83,887,927.98/12,410.06
  6. Step 6: Final answer
    x = 6,759.67

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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.