Home / 7,032.40-10,548.60-4,109.20

Finding the Fourth Proportional to 7,032.40, 10,548.60 and 4,109.20

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Solution

The fourth proportional to 7,032.40, 10,548.60 and 4,109.20 is: 6,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,032.40 : 10,548.60 = 4,109.20 : x
  2. Step 2: Convert to fraction form
    7,032.40/10,548.60 = 4,109.20/x
  3. Step 3: Cross multiply
    7,032.40x = 10,548.60 × 4,109.20
  4. Step 4: Simplify right side
    7,032.40x = 43,346,307.12
  5. Step 5: Solve for x
    x = 43,346,307.12/7,032.40
  6. Step 6: Final answer
    x = 6,163.80

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Similar ratio
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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.