Home / 3,265.40-4,898.70-1,075.66

Finding the Fourth Proportional to 3,265.40, 4,898.70 and 1,075.66

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Solution

The fourth proportional to 3,265.40, 4,898.70 and 1,075.66 is: 1,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.40 : 4,898.70 = 1,075.66 : x
  2. Step 2: Convert to fraction form
    3,265.40/4,898.70 = 1,075.66/x
  3. Step 3: Cross multiply
    3,265.40x = 4,898.70 × 1,075.66
  4. Step 4: Simplify right side
    3,265.40x = 5,269,323.40
  5. Step 5: Solve for x
    x = 5,269,323.40/3,265.40
  6. Step 6: Final answer
    x = 1,613.69

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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.