Home / 8,762.04-13,120.06-6,998.92

Finding the Fourth Proportional to 8,762.04, 13,120.06 and 6,998.92

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Solution

The fourth proportional to 8,762.04, 13,120.06 and 6,998.92 is: 10,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762.04 : 13,120.06 = 6,998.92 : x
  2. Step 2: Convert to fraction form
    8,762.04/13,120.06 = 6,998.92/x
  3. Step 3: Cross multiply
    8,762.04x = 13,120.06 × 6,998.92
  4. Step 4: Simplify right side
    8,762.04x = 91,826,250.34
  5. Step 5: Solve for x
    x = 91,826,250.34/8,762.04
  6. Step 6: Final answer
    x = 10,480.01

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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.