Home / 11,587.09-15,984.27-7,330.98

Finding the Fourth Proportional to 11,587.09, 15,984.27 and 7,330.98

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Solution

The fourth proportional to 11,587.09, 15,984.27 and 7,330.98 is: 10,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.09 : 15,984.27 = 7,330.98 : x
  2. Step 2: Convert to fraction form
    11,587.09/15,984.27 = 7,330.98/x
  3. Step 3: Cross multiply
    11,587.09x = 15,984.27 × 7,330.98
  4. Step 4: Simplify right side
    11,587.09x = 117,180,363.68
  5. Step 5: Solve for x
    x = 117,180,363.68/11,587.09
  6. Step 6: Final answer
    x = 10,113.01

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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.