Home / 9,645.60-14,469.48-3,070.20

Finding the Fourth Proportional to 9,645.60, 14,469.48 and 3,070.20

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Solution

The fourth proportional to 9,645.60, 14,469.48 and 3,070.20 is: 4,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645.60 : 14,469.48 = 3,070.20 : x
  2. Step 2: Convert to fraction form
    9,645.60/14,469.48 = 3,070.20/x
  3. Step 3: Cross multiply
    9,645.60x = 14,469.48 × 3,070.20
  4. Step 4: Simplify right side
    9,645.60x = 44,424,197.50
  5. Step 5: Solve for x
    x = 44,424,197.50/9,645.60
  6. Step 6: Final answer
    x = 4,605.64

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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.