Home / 9,471.04-13,075.68-6,679.36

Finding the Fourth Proportional to 9,471.04, 13,075.68 and 6,679.36

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Solution

The fourth proportional to 9,471.04, 13,075.68 and 6,679.36 is: 9,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,471.04 : 13,075.68 = 6,679.36 : x
  2. Step 2: Convert to fraction form
    9,471.04/13,075.68 = 6,679.36/x
  3. Step 3: Cross multiply
    9,471.04x = 13,075.68 × 6,679.36
  4. Step 4: Simplify right side
    9,471.04x = 87,337,173.96
  5. Step 5: Solve for x
    x = 87,337,173.96/9,471.04
  6. Step 6: Final answer
    x = 9,221.50

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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.