Home / 9,263.42-12,783.84-5,071.68

Finding the Fourth Proportional to 9,263.42, 12,783.84 and 5,071.68

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Solution

The fourth proportional to 9,263.42, 12,783.84 and 5,071.68 is: 6,999.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,263.42 : 12,783.84 = 5,071.68 : x
  2. Step 2: Convert to fraction form
    9,263.42/12,783.84 = 5,071.68/x
  3. Step 3: Cross multiply
    9,263.42x = 12,783.84 × 5,071.68
  4. Step 4: Simplify right side
    9,263.42x = 64,835,545.65
  5. Step 5: Solve for x
    x = 64,835,545.65/9,263.42
  6. Step 6: Final answer
    x = 6,999.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.