Home / 10,669.32-14,724-5,889.60

Finding the Fourth Proportional to 10,669.32, 14,724 and 5,889.60

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Solution

The fourth proportional to 10,669.32, 14,724 and 5,889.60 is: 8,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.32 : 14,724 = 5,889.60 : x
  2. Step 2: Convert to fraction form
    10,669.32/14,724 = 5,889.60/x
  3. Step 3: Cross multiply
    10,669.32x = 14,724 × 5,889.60
  4. Step 4: Simplify right side
    10,669.32x = 86,718,470.40
  5. Step 5: Solve for x
    x = 86,718,470.40/10,669.32
  6. Step 6: Final answer
    x = 8,127.83

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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.