Home / 9,008.10-13,511.34-3,164.36

Finding the Fourth Proportional to 9,008.10, 13,511.34 and 3,164.36

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Solution

The fourth proportional to 9,008.10, 13,511.34 and 3,164.36 is: 4,746.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.10 : 13,511.34 = 3,164.36 : x
  2. Step 2: Convert to fraction form
    9,008.10/13,511.34 = 3,164.36/x
  3. Step 3: Cross multiply
    9,008.10x = 13,511.34 × 3,164.36
  4. Step 4: Simplify right side
    9,008.10x = 42,754,676.29
  5. Step 5: Solve for x
    x = 42,754,676.29/9,008.10
  6. Step 6: Final answer
    x = 4,746.25

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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.