Home / 8,208.60-12,312.92-2,365.68

Finding the Fourth Proportional to 8,208.60, 12,312.92 and 2,365.68

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Solution

The fourth proportional to 8,208.60, 12,312.92 and 2,365.68 is: 3,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.60 : 12,312.92 = 2,365.68 : x
  2. Step 2: Convert to fraction form
    8,208.60/12,312.92 = 2,365.68/x
  3. Step 3: Cross multiply
    8,208.60x = 12,312.92 × 2,365.68
  4. Step 4: Simplify right side
    8,208.60x = 29,128,428.59
  5. Step 5: Solve for x
    x = 29,128,428.59/8,208.60
  6. Step 6: Final answer
    x = 3,548.53

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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.