Home / 11,360.55-15,676.23-6,580.58

Finding the Fourth Proportional to 11,360.55, 15,676.23 and 6,580.58

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Solution

The fourth proportional to 11,360.55, 15,676.23 and 6,580.58 is: 9,080.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.55 : 15,676.23 = 6,580.58 : x
  2. Step 2: Convert to fraction form
    11,360.55/15,676.23 = 6,580.58/x
  3. Step 3: Cross multiply
    11,360.55x = 15,676.23 × 6,580.58
  4. Step 4: Simplify right side
    11,360.55x = 103,158,607.23
  5. Step 5: Solve for x
    x = 103,158,607.23/11,360.55
  6. Step 6: Final answer
    x = 9,080.42

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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.