Home / 1,823.56-2,516.34-1,124.80

Finding the Fourth Proportional to 1,823.56, 2,516.34 and 1,124.80

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Solution

The fourth proportional to 1,823.56, 2,516.34 and 1,124.80 is: 1,552.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.56 : 2,516.34 = 1,124.80 : x
  2. Step 2: Convert to fraction form
    1,823.56/2,516.34 = 1,124.80/x
  3. Step 3: Cross multiply
    1,823.56x = 2,516.34 × 1,124.80
  4. Step 4: Simplify right side
    1,823.56x = 2,830,379.23
  5. Step 5: Solve for x
    x = 2,830,379.23/1,823.56
  6. Step 6: Final answer
    x = 1,552.12

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1.5x scale

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.