Home / 7,075.06-10,612.59-1,880.94

Finding the Fourth Proportional to 7,075.06, 10,612.59 and 1,880.94

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Solution

The fourth proportional to 7,075.06, 10,612.59 and 1,880.94 is: 2,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.06 : 10,612.59 = 1,880.94 : x
  2. Step 2: Convert to fraction form
    7,075.06/10,612.59 = 1,880.94/x
  3. Step 3: Cross multiply
    7,075.06x = 10,612.59 × 1,880.94
  4. Step 4: Simplify right side
    7,075.06x = 19,961,618.08
  5. Step 5: Solve for x
    x = 19,961,618.08/7,075.06
  6. Step 6: Final answer
    x = 2,821.40

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Similar ratio
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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.