Home / 4,430.40-6,113.73-2,440.90

Finding the Fourth Proportional to 4,430.40, 6,113.73 and 2,440.90

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Solution

The fourth proportional to 4,430.40, 6,113.73 and 2,440.90 is: 3,368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.40 : 6,113.73 = 2,440.90 : x
  2. Step 2: Convert to fraction form
    4,430.40/6,113.73 = 2,440.90/x
  3. Step 3: Cross multiply
    4,430.40x = 6,113.73 × 2,440.90
  4. Step 4: Simplify right side
    4,430.40x = 14,923,003.56
  5. Step 5: Solve for x
    x = 14,923,003.56/4,430.40
  6. Step 6: Final answer
    x = 3,368.32

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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.