Home / 1,504.42-2,075.93-841.25

Finding the Fourth Proportional to 1,504.42, 2,075.93 and 841.25

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Solution

The fourth proportional to 1,504.42, 2,075.93 and 841.25 is: 1,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.42 : 2,075.93 = 841.25 : x
  2. Step 2: Convert to fraction form
    1,504.42/2,075.93 = 841.25/x
  3. Step 3: Cross multiply
    1,504.42x = 2,075.93 × 841.25
  4. Step 4: Simplify right side
    1,504.42x = 1,746,376.11
  5. Step 5: Solve for x
    x = 1,746,376.11/1,504.42
  6. Step 6: Final answer
    x = 1,160.83

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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.