Home / 11,295.60-15,588.82-6,260.28

Finding the Fourth Proportional to 11,295.60, 15,588.82 and 6,260.28

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Solution

The fourth proportional to 11,295.60, 15,588.82 and 6,260.28 is: 8,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.60 : 15,588.82 = 6,260.28 : x
  2. Step 2: Convert to fraction form
    11,295.60/15,588.82 = 6,260.28/x
  3. Step 3: Cross multiply
    11,295.60x = 15,588.82 × 6,260.28
  4. Step 4: Simplify right side
    11,295.60x = 97,590,378.07
  5. Step 5: Solve for x
    x = 97,590,378.07/11,295.60
  6. Step 6: Final answer
    x = 8,639.68

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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.