Home / 4,699.80-7,051.56-2,235.72

Finding the Fourth Proportional to 4,699.80, 7,051.56 and 2,235.72

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Solution

The fourth proportional to 4,699.80, 7,051.56 and 2,235.72 is: 3,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.80 : 7,051.56 = 2,235.72 : x
  2. Step 2: Convert to fraction form
    4,699.80/7,051.56 = 2,235.72/x
  3. Step 3: Cross multiply
    4,699.80x = 7,051.56 × 2,235.72
  4. Step 4: Simplify right side
    4,699.80x = 15,765,313.72
  5. Step 5: Solve for x
    x = 15,765,313.72/4,699.80
  6. Step 6: Final answer
    x = 3,354.46

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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.