Home / 10,668.04-15,999.48-4,741.66

Finding the Fourth Proportional to 10,668.04, 15,999.48 and 4,741.66

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Solution

The fourth proportional to 10,668.04, 15,999.48 and 4,741.66 is: 7,111.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.04 : 15,999.48 = 4,741.66 : x
  2. Step 2: Convert to fraction form
    10,668.04/15,999.48 = 4,741.66/x
  3. Step 3: Cross multiply
    10,668.04x = 15,999.48 × 4,741.66
  4. Step 4: Simplify right side
    10,668.04x = 75,864,094.34
  5. Step 5: Solve for x
    x = 75,864,094.34/10,668.04
  6. Step 6: Final answer
    x = 7,111.34

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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.