Home / 8,730.64-12,048.30-4,751.75

Finding the Fourth Proportional to 8,730.64, 12,048.30 and 4,751.75

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Solution

The fourth proportional to 8,730.64, 12,048.30 and 4,751.75 is: 6,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.64 : 12,048.30 = 4,751.75 : x
  2. Step 2: Convert to fraction form
    8,730.64/12,048.30 = 4,751.75/x
  3. Step 3: Cross multiply
    8,730.64x = 12,048.30 × 4,751.75
  4. Step 4: Simplify right side
    8,730.64x = 57,250,509.53
  5. Step 5: Solve for x
    x = 57,250,509.53/8,730.64
  6. Step 6: Final answer
    x = 6,557.42

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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.