Home / 4,157.79-6,237.63-1,235.99

Finding the Fourth Proportional to 4,157.79, 6,237.63 and 1,235.99

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Solution

The fourth proportional to 4,157.79, 6,237.63 and 1,235.99 is: 1,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.79 : 6,237.63 = 1,235.99 : x
  2. Step 2: Convert to fraction form
    4,157.79/6,237.63 = 1,235.99/x
  3. Step 3: Cross multiply
    4,157.79x = 6,237.63 × 1,235.99
  4. Step 4: Simplify right side
    4,157.79x = 7,709,617.12
  5. Step 5: Solve for x
    x = 7,709,617.12/4,157.79
  6. Step 6: Final answer
    x = 1,854.26

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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.