Home / 10,598.40-14,630.40-8,236.80

Finding the Fourth Proportional to 10,598.40, 14,630.40 and 8,236.80

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Solution

The fourth proportional to 10,598.40, 14,630.40 and 8,236.80 is: 11,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598.40 : 14,630.40 = 8,236.80 : x
  2. Step 2: Convert to fraction form
    10,598.40/14,630.40 = 8,236.80/x
  3. Step 3: Cross multiply
    10,598.40x = 14,630.40 × 8,236.80
  4. Step 4: Simplify right side
    10,598.40x = 120,507,678.72
  5. Step 5: Solve for x
    x = 120,507,678.72/10,598.40
  6. Step 6: Final answer
    x = 11,370.37

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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.