Home / 8,823.63-12,176.81-4,845.00

Finding the Fourth Proportional to 8,823.63, 12,176.81 and 4,845.00

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Solution

The fourth proportional to 8,823.63, 12,176.81 and 4,845.00 is: 6,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,823.63 : 12,176.81 = 4,845.00 : x
  2. Step 2: Convert to fraction form
    8,823.63/12,176.81 = 4,845.00/x
  3. Step 3: Cross multiply
    8,823.63x = 12,176.81 × 4,845.00
  4. Step 4: Simplify right side
    8,823.63x = 58,996,653.31
  5. Step 5: Solve for x
    x = 58,996,653.31/8,823.63
  6. Step 6: Final answer
    x = 6,686.21

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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.