Home / 10,325.68-15,474.08-5,126.32

Finding the Fourth Proportional to 10,325.68, 15,474.08 and 5,126.32

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Solution

The fourth proportional to 10,325.68, 15,474.08 and 5,126.32 is: 7,682.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.68 : 15,474.08 = 5,126.32 : x
  2. Step 2: Convert to fraction form
    10,325.68/15,474.08 = 5,126.32/x
  3. Step 3: Cross multiply
    10,325.68x = 15,474.08 × 5,126.32
  4. Step 4: Simplify right side
    10,325.68x = 79,325,085.79
  5. Step 5: Solve for x
    x = 79,325,085.79/10,325.68
  6. Step 6: Final answer
    x = 7,682.31

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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.