Home / 11,328.20-15,633.25-6,852.77

Finding the Fourth Proportional to 11,328.20, 15,633.25 and 6,852.77

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Solution

The fourth proportional to 11,328.20, 15,633.25 and 6,852.77 is: 9,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.20 : 15,633.25 = 6,852.77 : x
  2. Step 2: Convert to fraction form
    11,328.20/15,633.25 = 6,852.77/x
  3. Step 3: Cross multiply
    11,328.20x = 15,633.25 × 6,852.77
  4. Step 4: Simplify right side
    11,328.20x = 107,130,971.30
  5. Step 5: Solve for x
    x = 107,130,971.30/11,328.20
  6. Step 6: Final answer
    x = 9,457.02

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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.