Home / 8,562.08-11,815.44-4,785

Finding the Fourth Proportional to 8,562.08, 11,815.44 and 4,785

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Solution

The fourth proportional to 8,562.08, 11,815.44 and 4,785 is: 6,603.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.08 : 11,815.44 = 4,785 : x
  2. Step 2: Convert to fraction form
    8,562.08/11,815.44 = 4,785/x
  3. Step 3: Cross multiply
    8,562.08x = 11,815.44 × 4,785
  4. Step 4: Simplify right side
    8,562.08x = 56,536,880.40
  5. Step 5: Solve for x
    x = 56,536,880.40/8,562.08
  6. Step 6: Final answer
    x = 6,603.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.