Home / 5,601.76-8,405.52-4,075.36

Finding the Fourth Proportional to 5,601.76, 8,405.52 and 4,075.36

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Solution

The fourth proportional to 5,601.76, 8,405.52 and 4,075.36 is: 6,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.76 : 8,405.52 = 4,075.36 : x
  2. Step 2: Convert to fraction form
    5,601.76/8,405.52 = 4,075.36/x
  3. Step 3: Cross multiply
    5,601.76x = 8,405.52 × 4,075.36
  4. Step 4: Simplify right side
    5,601.76x = 34,255,519.99
  5. Step 5: Solve for x
    x = 34,255,519.99/5,601.76
  6. Step 6: Final answer
    x = 6,115.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.