Home / 11,560.80-15,953.40-6,525.12

Finding the Fourth Proportional to 11,560.80, 15,953.40 and 6,525.12

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Solution

The fourth proportional to 11,560.80, 15,953.40 and 6,525.12 is: 9,004.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.80 : 15,953.40 = 6,525.12 : x
  2. Step 2: Convert to fraction form
    11,560.80/15,953.40 = 6,525.12/x
  3. Step 3: Cross multiply
    11,560.80x = 15,953.40 × 6,525.12
  4. Step 4: Simplify right side
    11,560.80x = 104,097,849.41
  5. Step 5: Solve for x
    x = 104,097,849.41/11,560.80
  6. Step 6: Final answer
    x = 9,004.38

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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.