Home / 11,582.55-15,966.23-7,097.98

Finding the Fourth Proportional to 11,582.55, 15,966.23 and 7,097.98

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Solution

The fourth proportional to 11,582.55, 15,966.23 and 7,097.98 is: 9,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.55 : 15,966.23 = 7,097.98 : x
  2. Step 2: Convert to fraction form
    11,582.55/15,966.23 = 7,097.98/x
  3. Step 3: Cross multiply
    11,582.55x = 15,966.23 × 7,097.98
  4. Step 4: Simplify right side
    11,582.55x = 113,327,981.22
  5. Step 5: Solve for x
    x = 113,327,981.22/11,582.55
  6. Step 6: Final answer
    x = 9,784.37

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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.