Home / 4,647.40-6,971.06-1,184.64

Finding the Fourth Proportional to 4,647.40, 6,971.06 and 1,184.64

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Solution

The fourth proportional to 4,647.40, 6,971.06 and 1,184.64 is: 1,776.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.40 : 6,971.06 = 1,184.64 : x
  2. Step 2: Convert to fraction form
    4,647.40/6,971.06 = 1,184.64/x
  3. Step 3: Cross multiply
    4,647.40x = 6,971.06 × 1,184.64
  4. Step 4: Simplify right side
    4,647.40x = 8,258,196.52
  5. Step 5: Solve for x
    x = 8,258,196.52/4,647.40
  6. Step 6: Final answer
    x = 1,776.95

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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.