Home / 10,461.20-14,436.80-5,984.60

Finding the Fourth Proportional to 10,461.20, 14,436.80 and 5,984.60

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Solution

The fourth proportional to 10,461.20, 14,436.80 and 5,984.60 is: 8,258.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.20 : 14,436.80 = 5,984.60 : x
  2. Step 2: Convert to fraction form
    10,461.20/14,436.80 = 5,984.60/x
  3. Step 3: Cross multiply
    10,461.20x = 14,436.80 × 5,984.60
  4. Step 4: Simplify right side
    10,461.20x = 86,398,473.28
  5. Step 5: Solve for x
    x = 86,398,473.28/10,461.20
  6. Step 6: Final answer
    x = 8,258.94

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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.