Home / 8,730.02-12,047.66-4,751.30

Finding the Fourth Proportional to 8,730.02, 12,047.66 and 4,751.30

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Solution

The fourth proportional to 8,730.02, 12,047.66 and 4,751.30 is: 6,556.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.02 : 12,047.66 = 4,751.30 : x
  2. Step 2: Convert to fraction form
    8,730.02/12,047.66 = 4,751.30/x
  3. Step 3: Cross multiply
    8,730.02x = 12,047.66 × 4,751.30
  4. Step 4: Simplify right side
    8,730.02x = 57,242,046.96
  5. Step 5: Solve for x
    x = 57,242,046.96/8,730.02
  6. Step 6: Final answer
    x = 6,556.92

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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.