Home / 1,528.94-2,295.06-1,146.62

Finding the Fourth Proportional to 1,528.94, 2,295.06 and 1,146.62

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Solution

The fourth proportional to 1,528.94, 2,295.06 and 1,146.62 is: 1,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.94 : 2,295.06 = 1,146.62 : x
  2. Step 2: Convert to fraction form
    1,528.94/2,295.06 = 1,146.62/x
  3. Step 3: Cross multiply
    1,528.94x = 2,295.06 × 1,146.62
  4. Step 4: Simplify right side
    1,528.94x = 2,631,561.70
  5. Step 5: Solve for x
    x = 2,631,561.70/1,528.94
  6. Step 6: Final answer
    x = 1,721.17

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Double scale
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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.