Home / 8,730.51-13,096.01-2,887.13

Finding the Fourth Proportional to 8,730.51, 13,096.01 and 2,887.13

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Solution

The fourth proportional to 8,730.51, 13,096.01 and 2,887.13 is: 4,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.51 : 13,096.01 = 2,887.13 : x
  2. Step 2: Convert to fraction form
    8,730.51/13,096.01 = 2,887.13/x
  3. Step 3: Cross multiply
    8,730.51x = 13,096.01 × 2,887.13
  4. Step 4: Simplify right side
    8,730.51x = 37,809,803.44
  5. Step 5: Solve for x
    x = 37,809,803.44/8,730.51
  6. Step 6: Final answer
    x = 4,330.77

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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.