Home / 10,126.08-15,196.40-4,284.32

Finding the Fourth Proportional to 10,126.08, 15,196.40 and 4,284.32

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Solution

The fourth proportional to 10,126.08, 15,196.40 and 4,284.32 is: 6,429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.08 : 15,196.40 = 4,284.32 : x
  2. Step 2: Convert to fraction form
    10,126.08/15,196.40 = 4,284.32/x
  3. Step 3: Cross multiply
    10,126.08x = 15,196.40 × 4,284.32
  4. Step 4: Simplify right side
    10,126.08x = 65,106,240.45
  5. Step 5: Solve for x
    x = 65,106,240.45/10,126.08
  6. Step 6: Final answer
    x = 6,429.56

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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.