Home / 7,320.06-10,980.09-5,852.34

Finding the Fourth Proportional to 7,320.06, 10,980.09 and 5,852.34

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Solution

The fourth proportional to 7,320.06, 10,980.09 and 5,852.34 is: 8,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.06 : 10,980.09 = 5,852.34 : x
  2. Step 2: Convert to fraction form
    7,320.06/10,980.09 = 5,852.34/x
  3. Step 3: Cross multiply
    7,320.06x = 10,980.09 × 5,852.34
  4. Step 4: Simplify right side
    7,320.06x = 64,259,219.91
  5. Step 5: Solve for x
    x = 64,259,219.91/7,320.06
  6. Step 6: Final answer
    x = 8,778.51

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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.