Home / 7,506.98-11,256.78-4,387.77

Finding the Fourth Proportional to 7,506.98, 11,256.78 and 4,387.77

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Solution

The fourth proportional to 7,506.98, 11,256.78 and 4,387.77 is: 6,579.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.98 : 11,256.78 = 4,387.77 : x
  2. Step 2: Convert to fraction form
    7,506.98/11,256.78 = 4,387.77/x
  3. Step 3: Cross multiply
    7,506.98x = 11,256.78 × 4,387.77
  4. Step 4: Simplify right side
    7,506.98x = 49,392,161.58
  5. Step 5: Solve for x
    x = 49,392,161.58/7,506.98
  6. Step 6: Final answer
    x = 6,579.50

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Double scale
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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.