Home / 4,430.70-6,637.07-2,055.43

Finding the Fourth Proportional to 4,430.70, 6,637.07 and 2,055.43

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Solution

The fourth proportional to 4,430.70, 6,637.07 and 2,055.43 is: 3,078.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.70 : 6,637.07 = 2,055.43 : x
  2. Step 2: Convert to fraction form
    4,430.70/6,637.07 = 2,055.43/x
  3. Step 3: Cross multiply
    4,430.70x = 6,637.07 × 2,055.43
  4. Step 4: Simplify right side
    4,430.70x = 13,642,021.34
  5. Step 5: Solve for x
    x = 13,642,021.34/4,430.70
  6. Step 6: Final answer
    x = 3,078.98

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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.