Home / 9,699.42-14,548.76-3,125.64

Finding the Fourth Proportional to 9,699.42, 14,548.76 and 3,125.64

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Solution

The fourth proportional to 9,699.42, 14,548.76 and 3,125.64 is: 4,688.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.42 : 14,548.76 = 3,125.64 : x
  2. Step 2: Convert to fraction form
    9,699.42/14,548.76 = 3,125.64/x
  3. Step 3: Cross multiply
    9,699.42x = 14,548.76 × 3,125.64
  4. Step 4: Simplify right side
    9,699.42x = 45,474,186.21
  5. Step 5: Solve for x
    x = 45,474,186.21/9,699.42
  6. Step 6: Final answer
    x = 4,688.34

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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.