Home / 8,980.20-13,462.00-4,587.98

Finding the Fourth Proportional to 8,980.20, 13,462.00 and 4,587.98

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Solution

The fourth proportional to 8,980.20, 13,462.00 and 4,587.98 is: 6,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980.20 : 13,462.00 = 4,587.98 : x
  2. Step 2: Convert to fraction form
    8,980.20/13,462.00 = 4,587.98/x
  3. Step 3: Cross multiply
    8,980.20x = 13,462.00 × 4,587.98
  4. Step 4: Simplify right side
    8,980.20x = 61,763,307.98
  5. Step 5: Solve for x
    x = 61,763,307.98/8,980.20
  6. Step 6: Final answer
    x = 6,877.72

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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.