Home / 6,756.72-10,124.80-4,283.99

Finding the Fourth Proportional to 6,756.72, 10,124.80 and 4,283.99

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Solution

The fourth proportional to 6,756.72, 10,124.80 and 4,283.99 is: 6,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.72 : 10,124.80 = 4,283.99 : x
  2. Step 2: Convert to fraction form
    6,756.72/10,124.80 = 4,283.99/x
  3. Step 3: Cross multiply
    6,756.72x = 10,124.80 × 4,283.99
  4. Step 4: Simplify right side
    6,756.72x = 43,374,518.59
  5. Step 5: Solve for x
    x = 43,374,518.59/6,756.72
  6. Step 6: Final answer
    x = 6,419.47

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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.