Home / 10,698.48-16,054.20-4,129.20

Finding the Fourth Proportional to 10,698.48, 16,054.20 and 4,129.20

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Solution

The fourth proportional to 10,698.48, 16,054.20 and 4,129.20 is: 6,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698.48 : 16,054.20 = 4,129.20 : x
  2. Step 2: Convert to fraction form
    10,698.48/16,054.20 = 4,129.20/x
  3. Step 3: Cross multiply
    10,698.48x = 16,054.20 × 4,129.20
  4. Step 4: Simplify right side
    10,698.48x = 66,291,002.64
  5. Step 5: Solve for x
    x = 66,291,002.64/10,698.48
  6. Step 6: Final answer
    x = 6,196.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.