Home / 6,075.42-8,384.56-3,423.08

Finding the Fourth Proportional to 6,075.42, 8,384.56 and 3,423.08

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Solution

The fourth proportional to 6,075.42, 8,384.56 and 3,423.08 is: 4,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.42 : 8,384.56 = 3,423.08 : x
  2. Step 2: Convert to fraction form
    6,075.42/8,384.56 = 3,423.08/x
  3. Step 3: Cross multiply
    6,075.42x = 8,384.56 × 3,423.08
  4. Step 4: Simplify right side
    6,075.42x = 28,700,969.16
  5. Step 5: Solve for x
    x = 28,700,969.16/6,075.42
  6. Step 6: Final answer
    x = 4,724.11

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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.