Home / 11,613.06-16,030.12-6,897.32

Finding the Fourth Proportional to 11,613.06, 16,030.12 and 6,897.32

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Solution

The fourth proportional to 11,613.06, 16,030.12 and 6,897.32 is: 9,520.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.06 : 16,030.12 = 6,897.32 : x
  2. Step 2: Convert to fraction form
    11,613.06/16,030.12 = 6,897.32/x
  3. Step 3: Cross multiply
    11,613.06x = 16,030.12 × 6,897.32
  4. Step 4: Simplify right side
    11,613.06x = 110,564,867.28
  5. Step 5: Solve for x
    x = 110,564,867.28/11,613.06
  6. Step 6: Final answer
    x = 9,520.74

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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.