Home / 9,728.49-14,595.06-3,154.70

Finding the Fourth Proportional to 9,728.49, 14,595.06 and 3,154.70

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Solution

The fourth proportional to 9,728.49, 14,595.06 and 3,154.70 is: 4,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.49 : 14,595.06 = 3,154.70 : x
  2. Step 2: Convert to fraction form
    9,728.49/14,595.06 = 3,154.70/x
  3. Step 3: Cross multiply
    9,728.49x = 14,595.06 × 3,154.70
  4. Step 4: Simplify right side
    9,728.49x = 46,042,962.81
  5. Step 5: Solve for x
    x = 46,042,962.81/9,728.49
  6. Step 6: Final answer
    x = 4,732.80

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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.