Home / 7,521.81-11,283.08-4,563.42

Finding the Fourth Proportional to 7,521.81, 11,283.08 and 4,563.42

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Solution

The fourth proportional to 7,521.81, 11,283.08 and 4,563.42 is: 6,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.81 : 11,283.08 = 4,563.42 : x
  2. Step 2: Convert to fraction form
    7,521.81/11,283.08 = 4,563.42/x
  3. Step 3: Cross multiply
    7,521.81x = 11,283.08 × 4,563.42
  4. Step 4: Simplify right side
    7,521.81x = 51,489,410.12
  5. Step 5: Solve for x
    x = 51,489,410.12/7,521.81
  6. Step 6: Final answer
    x = 6,845.35

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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.