Home / 9,430.21-14,145.36-3,190.26

Finding the Fourth Proportional to 9,430.21, 14,145.36 and 3,190.26

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Solution

The fourth proportional to 9,430.21, 14,145.36 and 3,190.26 is: 4,785.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.21 : 14,145.36 = 3,190.26 : x
  2. Step 2: Convert to fraction form
    9,430.21/14,145.36 = 3,190.26/x
  3. Step 3: Cross multiply
    9,430.21x = 14,145.36 × 3,190.26
  4. Step 4: Simplify right side
    9,430.21x = 45,127,376.19
  5. Step 5: Solve for x
    x = 45,127,376.19/9,430.21
  6. Step 6: Final answer
    x = 4,785.41

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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.