Home / 8,849.36-12,212.07-4,870.37

Finding the Fourth Proportional to 8,849.36, 12,212.07 and 4,870.37

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Solution

The fourth proportional to 8,849.36, 12,212.07 and 4,870.37 is: 6,721.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.36 : 12,212.07 = 4,870.37 : x
  2. Step 2: Convert to fraction form
    8,849.36/12,212.07 = 4,870.37/x
  3. Step 3: Cross multiply
    8,849.36x = 12,212.07 × 4,870.37
  4. Step 4: Simplify right side
    8,849.36x = 59,477,299.37
  5. Step 5: Solve for x
    x = 59,477,299.37/8,849.36
  6. Step 6: Final answer
    x = 6,721.08

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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.