Home / 11,595.21-16,001.37-6,290.01

Finding the Fourth Proportional to 11,595.21, 16,001.37 and 6,290.01

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Solution

The fourth proportional to 11,595.21, 16,001.37 and 6,290.01 is: 8,680.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.21 : 16,001.37 = 6,290.01 : x
  2. Step 2: Convert to fraction form
    11,595.21/16,001.37 = 6,290.01/x
  3. Step 3: Cross multiply
    11,595.21x = 16,001.37 × 6,290.01
  4. Step 4: Simplify right side
    11,595.21x = 100,648,777.31
  5. Step 5: Solve for x
    x = 100,648,777.31/11,595.21
  6. Step 6: Final answer
    x = 8,680.20

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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.