Home / 4,647.40-6,971.11-1,184.65

Finding the Fourth Proportional to 4,647.40, 6,971.11 and 1,184.65

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Solution

The fourth proportional to 4,647.40, 6,971.11 and 1,184.65 is: 1,776.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.40 : 6,971.11 = 1,184.65 : x
  2. Step 2: Convert to fraction form
    4,647.40/6,971.11 = 1,184.65/x
  3. Step 3: Cross multiply
    4,647.40x = 6,971.11 × 1,184.65
  4. Step 4: Simplify right side
    4,647.40x = 8,258,325.46
  5. Step 5: Solve for x
    x = 8,258,325.46/4,647.40
  6. Step 6: Final answer
    x = 1,776.98

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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.