Home / 5,004.95-6,903.86-3,211.81

Finding the Fourth Proportional to 5,004.95, 6,903.86 and 3,211.81

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Solution

The fourth proportional to 5,004.95, 6,903.86 and 3,211.81 is: 4,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.95 : 6,903.86 = 3,211.81 : x
  2. Step 2: Convert to fraction form
    5,004.95/6,903.86 = 3,211.81/x
  3. Step 3: Cross multiply
    5,004.95x = 6,903.86 × 3,211.81
  4. Step 4: Simplify right side
    5,004.95x = 22,173,853.27
  5. Step 5: Solve for x
    x = 22,173,853.27/5,004.95
  6. Step 6: Final answer
    x = 4,430.39

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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.