Home / 8,794.08-12,130.56-5,809.92

Finding the Fourth Proportional to 8,794.08, 12,130.56 and 5,809.92

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Solution

The fourth proportional to 8,794.08, 12,130.56 and 5,809.92 is: 8,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.08 : 12,130.56 = 5,809.92 : x
  2. Step 2: Convert to fraction form
    8,794.08/12,130.56 = 5,809.92/x
  3. Step 3: Cross multiply
    8,794.08x = 12,130.56 × 5,809.92
  4. Step 4: Simplify right side
    8,794.08x = 70,477,583.16
  5. Step 5: Solve for x
    x = 70,477,583.16/8,794.08
  6. Step 6: Final answer
    x = 8,014.21

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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.