Home / 7,423.58-10,246.29-4,905.80

Finding the Fourth Proportional to 7,423.58, 10,246.29 and 4,905.80

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Solution

The fourth proportional to 7,423.58, 10,246.29 and 4,905.80 is: 6,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.58 : 10,246.29 = 4,905.80 : x
  2. Step 2: Convert to fraction form
    7,423.58/10,246.29 = 4,905.80/x
  3. Step 3: Cross multiply
    7,423.58x = 10,246.29 × 4,905.80
  4. Step 4: Simplify right side
    7,423.58x = 50,266,198.25
  5. Step 5: Solve for x
    x = 50,266,198.25/7,423.58
  6. Step 6: Final answer
    x = 6,771.16

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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.