Home / 4,075.40-6,114.12-1,153.64

Finding the Fourth Proportional to 4,075.40, 6,114.12 and 1,153.64

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Solution

The fourth proportional to 4,075.40, 6,114.12 and 1,153.64 is: 1,730.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.40 : 6,114.12 = 1,153.64 : x
  2. Step 2: Convert to fraction form
    4,075.40/6,114.12 = 1,153.64/x
  3. Step 3: Cross multiply
    4,075.40x = 6,114.12 × 1,153.64
  4. Step 4: Simplify right side
    4,075.40x = 7,053,493.40
  5. Step 5: Solve for x
    x = 7,053,493.40/4,075.40
  6. Step 6: Final answer
    x = 1,730.75

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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.