Home / 4,523.40-6,242.40-3,030.30

Finding the Fourth Proportional to 4,523.40, 6,242.40 and 3,030.30

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Solution

The fourth proportional to 4,523.40, 6,242.40 and 3,030.30 is: 4,181.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,523.40 : 6,242.40 = 3,030.30 : x
  2. Step 2: Convert to fraction form
    4,523.40/6,242.40 = 3,030.30/x
  3. Step 3: Cross multiply
    4,523.40x = 6,242.40 × 3,030.30
  4. Step 4: Simplify right side
    4,523.40x = 18,916,344.72
  5. Step 5: Solve for x
    x = 18,916,344.72/4,523.40
  6. Step 6: Final answer
    x = 4,181.89

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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.