Home / 8,735.46-12,055.14-4,756.79

Finding the Fourth Proportional to 8,735.46, 12,055.14 and 4,756.79

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Solution

The fourth proportional to 8,735.46, 12,055.14 and 4,756.79 is: 6,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.46 : 12,055.14 = 4,756.79 : x
  2. Step 2: Convert to fraction form
    8,735.46/12,055.14 = 4,756.79/x
  3. Step 3: Cross multiply
    8,735.46x = 12,055.14 × 4,756.79
  4. Step 4: Simplify right side
    8,735.46x = 57,343,769.40
  5. Step 5: Solve for x
    x = 57,343,769.40/8,735.46
  6. Step 6: Final answer
    x = 6,564.48

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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.