Home / 9,113.34-13,669.59-4,179.63

Finding the Fourth Proportional to 9,113.34, 13,669.59 and 4,179.63

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Solution

The fourth proportional to 9,113.34, 13,669.59 and 4,179.63 is: 6,269.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.34 : 13,669.59 = 4,179.63 : x
  2. Step 2: Convert to fraction form
    9,113.34/13,669.59 = 4,179.63/x
  3. Step 3: Cross multiply
    9,113.34x = 13,669.59 × 4,179.63
  4. Step 4: Simplify right side
    9,113.34x = 57,133,828.45
  5. Step 5: Solve for x
    x = 57,133,828.45/9,113.34
  6. Step 6: Final answer
    x = 6,269.25

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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.