Home / 5,124.49-7,688.59-1,793.23

Finding the Fourth Proportional to 5,124.49, 7,688.59 and 1,793.23

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Solution

The fourth proportional to 5,124.49, 7,688.59 and 1,793.23 is: 2,690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124.49 : 7,688.59 = 1,793.23 : x
  2. Step 2: Convert to fraction form
    5,124.49/7,688.59 = 1,793.23/x
  3. Step 3: Cross multiply
    5,124.49x = 7,688.59 × 1,793.23
  4. Step 4: Simplify right side
    5,124.49x = 13,787,386.54
  5. Step 5: Solve for x
    x = 13,787,386.54/5,124.49
  6. Step 6: Final answer
    x = 2,690.49

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Half scale
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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.