Home / 12,259.04-16,912.91-7,477.33

Finding the Fourth Proportional to 12,259.04, 16,912.91 and 7,477.33

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Solution

The fourth proportional to 12,259.04, 16,912.91 and 7,477.33 is: 10,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.04 : 16,912.91 = 7,477.33 : x
  2. Step 2: Convert to fraction form
    12,259.04/16,912.91 = 7,477.33/x
  3. Step 3: Cross multiply
    12,259.04x = 16,912.91 × 7,477.33
  4. Step 4: Simplify right side
    12,259.04x = 126,463,385.74
  5. Step 5: Solve for x
    x = 126,463,385.74/12,259.04
  6. Step 6: Final answer
    x = 10,315.93

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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.