Home / 11,207.40-16,804.38-4,629.72

Finding the Fourth Proportional to 11,207.40, 16,804.38 and 4,629.72

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Solution

The fourth proportional to 11,207.40, 16,804.38 and 4,629.72 is: 6,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.40 : 16,804.38 = 4,629.72 : x
  2. Step 2: Convert to fraction form
    11,207.40/16,804.38 = 4,629.72/x
  3. Step 3: Cross multiply
    11,207.40x = 16,804.38 × 4,629.72
  4. Step 4: Simplify right side
    11,207.40x = 77,799,574.17
  5. Step 5: Solve for x
    x = 77,799,574.17/11,207.40
  6. Step 6: Final answer
    x = 6,941.80

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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.