Home / 8,577.05-12,870.48-4,628.30

Finding the Fourth Proportional to 8,577.05, 12,870.48 and 4,628.30

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Solution

The fourth proportional to 8,577.05, 12,870.48 and 4,628.30 is: 6,945.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.05 : 12,870.48 = 4,628.30 : x
  2. Step 2: Convert to fraction form
    8,577.05/12,870.48 = 4,628.30/x
  3. Step 3: Cross multiply
    8,577.05x = 12,870.48 × 4,628.30
  4. Step 4: Simplify right side
    8,577.05x = 59,568,378.23
  5. Step 5: Solve for x
    x = 59,568,378.23/8,577.05
  6. Step 6: Final answer
    x = 6,945.09

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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.