Home / 11,434.34-15,777.32-6,588.32

Finding the Fourth Proportional to 11,434.34, 15,777.32 and 6,588.32

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Solution

The fourth proportional to 11,434.34, 15,777.32 and 6,588.32 is: 9,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.34 : 15,777.32 = 6,588.32 : x
  2. Step 2: Convert to fraction form
    11,434.34/15,777.32 = 6,588.32/x
  3. Step 3: Cross multiply
    11,434.34x = 15,777.32 × 6,588.32
  4. Step 4: Simplify right side
    11,434.34x = 103,945,971.06
  5. Step 5: Solve for x
    x = 103,945,971.06/11,434.34
  6. Step 6: Final answer
    x = 9,090.68

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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.