Home / 9,770.21-14,601.67-7,143.24

Finding the Fourth Proportional to 9,770.21, 14,601.67 and 7,143.24

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Solution

The fourth proportional to 9,770.21, 14,601.67 and 7,143.24 is: 10,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770.21 : 14,601.67 = 7,143.24 : x
  2. Step 2: Convert to fraction form
    9,770.21/14,601.67 = 7,143.24/x
  3. Step 3: Cross multiply
    9,770.21x = 14,601.67 × 7,143.24
  4. Step 4: Simplify right side
    9,770.21x = 104,303,215.35
  5. Step 5: Solve for x
    x = 104,303,215.35/9,770.21
  6. Step 6: Final answer
    x = 10,675.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.