Home / 8,730.89-13,096.36-4,572.12

Finding the Fourth Proportional to 8,730.89, 13,096.36 and 4,572.12

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Solution

The fourth proportional to 8,730.89, 13,096.36 and 4,572.12 is: 6,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.89 : 13,096.36 = 4,572.12 : x
  2. Step 2: Convert to fraction form
    8,730.89/13,096.36 = 4,572.12/x
  3. Step 3: Cross multiply
    8,730.89x = 13,096.36 × 4,572.12
  4. Step 4: Simplify right side
    8,730.89x = 59,878,129.48
  5. Step 5: Solve for x
    x = 59,878,129.48/8,730.89
  6. Step 6: Final answer
    x = 6,858.20

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1.5x scale

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.