Home / 7,423.07-10,243.33-4,279.25

Finding the Fourth Proportional to 7,423.07, 10,243.33 and 4,279.25

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Solution

The fourth proportional to 7,423.07, 10,243.33 and 4,279.25 is: 5,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.07 : 10,243.33 = 4,279.25 : x
  2. Step 2: Convert to fraction form
    7,423.07/10,243.33 = 4,279.25/x
  3. Step 3: Cross multiply
    7,423.07x = 10,243.33 × 4,279.25
  4. Step 4: Simplify right side
    7,423.07x = 43,833,784.81
  5. Step 5: Solve for x
    x = 43,833,784.81/7,423.07
  6. Step 6: Final answer
    x = 5,905.08

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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.