Home / 8,460.87-11,676.02-4,632.45

Finding the Fourth Proportional to 8,460.87, 11,676.02 and 4,632.45

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Solution

The fourth proportional to 8,460.87, 11,676.02 and 4,632.45 is: 6,392.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460.87 : 11,676.02 = 4,632.45 : x
  2. Step 2: Convert to fraction form
    8,460.87/11,676.02 = 4,632.45/x
  3. Step 3: Cross multiply
    8,460.87x = 11,676.02 × 4,632.45
  4. Step 4: Simplify right side
    8,460.87x = 54,088,555.69
  5. Step 5: Solve for x
    x = 54,088,555.69/8,460.87
  6. Step 6: Final answer
    x = 6,392.79

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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.