Home / 11,252.51-15,526.30-6,776.55

Finding the Fourth Proportional to 11,252.51, 15,526.30 and 6,776.55

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Solution

The fourth proportional to 11,252.51, 15,526.30 and 6,776.55 is: 9,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,252.51 : 15,526.30 = 6,776.55 : x
  2. Step 2: Convert to fraction form
    11,252.51/15,526.30 = 6,776.55/x
  3. Step 3: Cross multiply
    11,252.51x = 15,526.30 × 6,776.55
  4. Step 4: Simplify right side
    11,252.51x = 105,214,731.32
  5. Step 5: Solve for x
    x = 105,214,731.32/11,252.51
  6. Step 6: Final answer
    x = 9,350.34

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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.