Home / 5,047.71-7,572.57-1,927.59

Finding the Fourth Proportional to 5,047.71, 7,572.57 and 1,927.59

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Solution

The fourth proportional to 5,047.71, 7,572.57 and 1,927.59 is: 2,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.71 : 7,572.57 = 1,927.59 : x
  2. Step 2: Convert to fraction form
    5,047.71/7,572.57 = 1,927.59/x
  3. Step 3: Cross multiply
    5,047.71x = 7,572.57 × 1,927.59
  4. Step 4: Simplify right side
    5,047.71x = 14,596,810.21
  5. Step 5: Solve for x
    x = 14,596,810.21/5,047.71
  6. Step 6: Final answer
    x = 2,891.77

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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.