Home / 9,677.21-14,515.73-2,657.19

Finding the Fourth Proportional to 9,677.21, 14,515.73 and 2,657.19

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Solution

The fourth proportional to 9,677.21, 14,515.73 and 2,657.19 is: 3,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.21 : 14,515.73 = 2,657.19 : x
  2. Step 2: Convert to fraction form
    9,677.21/14,515.73 = 2,657.19/x
  3. Step 3: Cross multiply
    9,677.21x = 14,515.73 × 2,657.19
  4. Step 4: Simplify right side
    9,677.21x = 38,571,052.60
  5. Step 5: Solve for x
    x = 38,571,052.60/9,677.21
  6. Step 6: Final answer
    x = 3,985.76

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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.