Home / 11,558.75-15,950.95-6,253.45

Finding the Fourth Proportional to 11,558.75, 15,950.95 and 6,253.45

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Solution

The fourth proportional to 11,558.75, 15,950.95 and 6,253.45 is: 8,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.75 : 15,950.95 = 6,253.45 : x
  2. Step 2: Convert to fraction form
    11,558.75/15,950.95 = 6,253.45/x
  3. Step 3: Cross multiply
    11,558.75x = 15,950.95 × 6,253.45
  4. Step 4: Simplify right side
    11,558.75x = 99,748,357.26
  5. Step 5: Solve for x
    x = 99,748,357.26/11,558.75
  6. Step 6: Final answer
    x = 8,629.69

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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.