Home / 7,405.29-10,218.30-4,756.29

Finding the Fourth Proportional to 7,405.29, 10,218.30 and 4,756.29

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Solution

The fourth proportional to 7,405.29, 10,218.30 and 4,756.29 is: 6,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.29 : 10,218.30 = 4,756.29 : x
  2. Step 2: Convert to fraction form
    7,405.29/10,218.30 = 4,756.29/x
  3. Step 3: Cross multiply
    7,405.29x = 10,218.30 × 4,756.29
  4. Step 4: Simplify right side
    7,405.29x = 48,601,198.11
  5. Step 5: Solve for x
    x = 48,601,198.11/7,405.29
  6. Step 6: Final answer
    x = 6,563.04

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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.