Home / 11,985.60-16,539.22-6,950.51

Finding the Fourth Proportional to 11,985.60, 16,539.22 and 6,950.51

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Solution

The fourth proportional to 11,985.60, 16,539.22 and 6,950.51 is: 9,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985.60 : 16,539.22 = 6,950.51 : x
  2. Step 2: Convert to fraction form
    11,985.60/16,539.22 = 6,950.51/x
  3. Step 3: Cross multiply
    11,985.60x = 16,539.22 × 6,950.51
  4. Step 4: Simplify right side
    11,985.60x = 114,956,002.02
  5. Step 5: Solve for x
    x = 114,956,002.02/11,985.60
  6. Step 6: Final answer
    x = 9,591.17

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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.