Home / 11,030.45-16,540.65-6,590.07

Finding the Fourth Proportional to 11,030.45, 16,540.65 and 6,590.07

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Solution

The fourth proportional to 11,030.45, 16,540.65 and 6,590.07 is: 9,882.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.45 : 16,540.65 = 6,590.07 : x
  2. Step 2: Convert to fraction form
    11,030.45/16,540.65 = 6,590.07/x
  3. Step 3: Cross multiply
    11,030.45x = 16,540.65 × 6,590.07
  4. Step 4: Simplify right side
    11,030.45x = 109,004,041.35
  5. Step 5: Solve for x
    x = 109,004,041.35/11,030.45
  6. Step 6: Final answer
    x = 9,882.11

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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.