Home / 9,316.56-13,966.20-4,930.32

Finding the Fourth Proportional to 9,316.56, 13,966.20 and 4,930.32

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Solution

The fourth proportional to 9,316.56, 13,966.20 and 4,930.32 is: 7,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.56 : 13,966.20 = 4,930.32 : x
  2. Step 2: Convert to fraction form
    9,316.56/13,966.20 = 4,930.32/x
  3. Step 3: Cross multiply
    9,316.56x = 13,966.20 × 4,930.32
  4. Step 4: Simplify right side
    9,316.56x = 68,857,835.18
  5. Step 5: Solve for x
    x = 68,857,835.18/9,316.56
  6. Step 6: Final answer
    x = 7,390.91

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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.