Home / 5,886.37-8,129.57-3,653.57

Finding the Fourth Proportional to 5,886.37, 8,129.57 and 3,653.57

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Solution

The fourth proportional to 5,886.37, 8,129.57 and 3,653.57 is: 5,045.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.37 : 8,129.57 = 3,653.57 : x
  2. Step 2: Convert to fraction form
    5,886.37/8,129.57 = 3,653.57/x
  3. Step 3: Cross multiply
    5,886.37x = 8,129.57 × 3,653.57
  4. Step 4: Simplify right side
    5,886.37x = 29,701,955.12
  5. Step 5: Solve for x
    x = 29,701,955.12/5,886.37
  6. Step 6: Final answer
    x = 5,045.89

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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.