Home / 11,303.60-16,948.74-4,638.11

Finding the Fourth Proportional to 11,303.60, 16,948.74 and 4,638.11

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Solution

The fourth proportional to 11,303.60, 16,948.74 and 4,638.11 is: 6,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.60 : 16,948.74 = 4,638.11 : x
  2. Step 2: Convert to fraction form
    11,303.60/16,948.74 = 4,638.11/x
  3. Step 3: Cross multiply
    11,303.60x = 16,948.74 × 4,638.11
  4. Step 4: Simplify right side
    11,303.60x = 78,610,120.48
  5. Step 5: Solve for x
    x = 78,610,120.48/11,303.60
  6. Step 6: Final answer
    x = 6,954.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.