Home / 11,430.03-17,141.34-3,637.02

Finding the Fourth Proportional to 11,430.03, 17,141.34 and 3,637.02

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Solution

The fourth proportional to 11,430.03, 17,141.34 and 3,637.02 is: 5,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,430.03 : 17,141.34 = 3,637.02 : x
  2. Step 2: Convert to fraction form
    11,430.03/17,141.34 = 3,637.02/x
  3. Step 3: Cross multiply
    11,430.03x = 17,141.34 × 3,637.02
  4. Step 4: Simplify right side
    11,430.03x = 62,343,396.41
  5. Step 5: Solve for x
    x = 62,343,396.41/11,430.03
  6. Step 6: Final answer
    x = 5,454.35

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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.