Home / 8,106.12-11,190.48-5,124.96

Finding the Fourth Proportional to 8,106.12, 11,190.48 and 5,124.96

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Solution

The fourth proportional to 8,106.12, 11,190.48 and 5,124.96 is: 7,075.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.12 : 11,190.48 = 5,124.96 : x
  2. Step 2: Convert to fraction form
    8,106.12/11,190.48 = 5,124.96/x
  3. Step 3: Cross multiply
    8,106.12x = 11,190.48 × 5,124.96
  4. Step 4: Simplify right side
    8,106.12x = 57,350,762.38
  5. Step 5: Solve for x
    x = 57,350,762.38/8,106.12
  6. Step 6: Final answer
    x = 7,075.00

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Half scale
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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.