Home / 8,749.94-12,075.03-4,771.04

Finding the Fourth Proportional to 8,749.94, 12,075.03 and 4,771.04

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Solution

The fourth proportional to 8,749.94, 12,075.03 and 4,771.04 is: 6,584.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.94 : 12,075.03 = 4,771.04 : x
  2. Step 2: Convert to fraction form
    8,749.94/12,075.03 = 4,771.04/x
  3. Step 3: Cross multiply
    8,749.94x = 12,075.03 × 4,771.04
  4. Step 4: Simplify right side
    8,749.94x = 57,610,390.76
  5. Step 5: Solve for x
    x = 57,610,390.76/8,749.94
  6. Step 6: Final answer
    x = 6,584.09

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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.