Home / 4,790.63-6,606.81-3,110.45

Finding the Fourth Proportional to 4,790.63, 6,606.81 and 3,110.45

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Solution

The fourth proportional to 4,790.63, 6,606.81 and 3,110.45 is: 4,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.63 : 6,606.81 = 3,110.45 : x
  2. Step 2: Convert to fraction form
    4,790.63/6,606.81 = 3,110.45/x
  3. Step 3: Cross multiply
    4,790.63x = 6,606.81 × 3,110.45
  4. Step 4: Simplify right side
    4,790.63x = 20,550,152.16
  5. Step 5: Solve for x
    x = 20,550,152.16/4,790.63
  6. Step 6: Final answer
    x = 4,289.66

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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.