Home / 6,075.57-8,371.79-4,659.20

Finding the Fourth Proportional to 6,075.57, 8,371.79 and 4,659.20

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Solution

The fourth proportional to 6,075.57, 8,371.79 and 4,659.20 is: 6,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.57 : 8,371.79 = 4,659.20 : x
  2. Step 2: Convert to fraction form
    6,075.57/8,371.79 = 4,659.20/x
  3. Step 3: Cross multiply
    6,075.57x = 8,371.79 × 4,659.20
  4. Step 4: Simplify right side
    6,075.57x = 39,005,802.11
  5. Step 5: Solve for x
    x = 39,005,802.11/6,075.57
  6. Step 6: Final answer
    x = 6,420.11

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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.