Home / 10,639.65-14,682.60-5,859.50

Finding the Fourth Proportional to 10,639.65, 14,682.60 and 5,859.50

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Solution

The fourth proportional to 10,639.65, 14,682.60 and 5,859.50 is: 8,086.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639.65 : 14,682.60 = 5,859.50 : x
  2. Step 2: Convert to fraction form
    10,639.65/14,682.60 = 5,859.50/x
  3. Step 3: Cross multiply
    10,639.65x = 14,682.60 × 5,859.50
  4. Step 4: Simplify right side
    10,639.65x = 86,032,621.29
  5. Step 5: Solve for x
    x = 86,032,621.29/10,639.65
  6. Step 6: Final answer
    x = 8,086.04

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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.