Home / 5,730.63-8,556.74-5,133.80

Finding the Fourth Proportional to 5,730.63, 8,556.74 and 5,133.80

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Solution

The fourth proportional to 5,730.63, 8,556.74 and 5,133.80 is: 7,665.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.63 : 8,556.74 = 5,133.80 : x
  2. Step 2: Convert to fraction form
    5,730.63/8,556.74 = 5,133.80/x
  3. Step 3: Cross multiply
    5,730.63x = 8,556.74 × 5,133.80
  4. Step 4: Simplify right side
    5,730.63x = 43,928,591.81
  5. Step 5: Solve for x
    x = 43,928,591.81/5,730.63
  6. Step 6: Final answer
    x = 7,665.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.