Home / 6,903.58-10,355.32-4,131.02

Finding the Fourth Proportional to 6,903.58, 10,355.32 and 4,131.02

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Solution

The fourth proportional to 6,903.58, 10,355.32 and 4,131.02 is: 6,196.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.58 : 10,355.32 = 4,131.02 : x
  2. Step 2: Convert to fraction form
    6,903.58/10,355.32 = 4,131.02/x
  3. Step 3: Cross multiply
    6,903.58x = 10,355.32 × 4,131.02
  4. Step 4: Simplify right side
    6,903.58x = 42,778,034.03
  5. Step 5: Solve for x
    x = 42,778,034.03/6,903.58
  6. Step 6: Final answer
    x = 6,196.50

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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.