Home / 10,992.93-16,457.27-6,820.35

Finding the Fourth Proportional to 10,992.93, 16,457.27 and 6,820.35

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Solution

The fourth proportional to 10,992.93, 16,457.27 and 6,820.35 is: 10,210.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.93 : 16,457.27 = 6,820.35 : x
  2. Step 2: Convert to fraction form
    10,992.93/16,457.27 = 6,820.35/x
  3. Step 3: Cross multiply
    10,992.93x = 16,457.27 × 6,820.35
  4. Step 4: Simplify right side
    10,992.93x = 112,244,307.34
  5. Step 5: Solve for x
    x = 112,244,307.34/10,992.93
  6. Step 6: Final answer
    x = 10,210.59

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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.