Home / 8,987.34-13,464.57-6,516.03

Finding the Fourth Proportional to 8,987.34, 13,464.57 and 6,516.03

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Solution

The fourth proportional to 8,987.34, 13,464.57 and 6,516.03 is: 9,762.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,987.34 : 13,464.57 = 6,516.03 : x
  2. Step 2: Convert to fraction form
    8,987.34/13,464.57 = 6,516.03/x
  3. Step 3: Cross multiply
    8,987.34x = 13,464.57 × 6,516.03
  4. Step 4: Simplify right side
    8,987.34x = 87,735,542.06
  5. Step 5: Solve for x
    x = 87,735,542.06/8,987.34
  6. Step 6: Final answer
    x = 9,762.13

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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.