Home / 9,783.14-14,675.45-4,847.81

Finding the Fourth Proportional to 9,783.14, 14,675.45 and 4,847.81

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Solution

The fourth proportional to 9,783.14, 14,675.45 and 4,847.81 is: 7,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783.14 : 14,675.45 = 4,847.81 : x
  2. Step 2: Convert to fraction form
    9,783.14/14,675.45 = 4,847.81/x
  3. Step 3: Cross multiply
    9,783.14x = 14,675.45 × 4,847.81
  4. Step 4: Simplify right side
    9,783.14x = 71,143,695.65
  5. Step 5: Solve for x
    x = 71,143,695.65/9,783.14
  6. Step 6: Final answer
    x = 7,272.08

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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.