Home / 7,614.32-11,421.48-4,693.64

Finding the Fourth Proportional to 7,614.32, 11,421.48 and 4,693.64

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Solution

The fourth proportional to 7,614.32, 11,421.48 and 4,693.64 is: 7,040.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.32 : 11,421.48 = 4,693.64 : x
  2. Step 2: Convert to fraction form
    7,614.32/11,421.48 = 4,693.64/x
  3. Step 3: Cross multiply
    7,614.32x = 11,421.48 × 4,693.64
  4. Step 4: Simplify right side
    7,614.32x = 53,608,315.39
  5. Step 5: Solve for x
    x = 53,608,315.39/7,614.32
  6. Step 6: Final answer
    x = 7,040.46

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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.