Home / 9,157.98-13,740.48-3,615.18

Finding the Fourth Proportional to 9,157.98, 13,740.48 and 3,615.18

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Solution

The fourth proportional to 9,157.98, 13,740.48 and 3,615.18 is: 5,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.98 : 13,740.48 = 3,615.18 : x
  2. Step 2: Convert to fraction form
    9,157.98/13,740.48 = 3,615.18/x
  3. Step 3: Cross multiply
    9,157.98x = 13,740.48 × 3,615.18
  4. Step 4: Simplify right side
    9,157.98x = 49,674,308.49
  5. Step 5: Solve for x
    x = 49,674,308.49/9,157.98
  6. Step 6: Final answer
    x = 5,424.16

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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.