Home / 4,668.40-7,002.60-4,158.10

Finding the Fourth Proportional to 4,668.40, 7,002.60 and 4,158.10

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Solution

The fourth proportional to 4,668.40, 7,002.60 and 4,158.10 is: 6,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.40 : 7,002.60 = 4,158.10 : x
  2. Step 2: Convert to fraction form
    4,668.40/7,002.60 = 4,158.10/x
  3. Step 3: Cross multiply
    4,668.40x = 7,002.60 × 4,158.10
  4. Step 4: Simplify right side
    4,668.40x = 29,117,511.06
  5. Step 5: Solve for x
    x = 29,117,511.06/4,668.40
  6. Step 6: Final answer
    x = 6,237.15

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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.