Home / 4,430.09-6,647.47-1,966.68

Finding the Fourth Proportional to 4,430.09, 6,647.47 and 1,966.68

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Solution

The fourth proportional to 4,430.09, 6,647.47 and 1,966.68 is: 2,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.09 : 6,647.47 = 1,966.68 : x
  2. Step 2: Convert to fraction form
    4,430.09/6,647.47 = 1,966.68/x
  3. Step 3: Cross multiply
    4,430.09x = 6,647.47 × 1,966.68
  4. Step 4: Simplify right side
    4,430.09x = 13,073,441.38
  5. Step 5: Solve for x
    x = 13,073,441.38/4,430.09
  6. Step 6: Final answer
    x = 2,951.05

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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.