Home / 10,629.44-14,667.68-5,913.84

Finding the Fourth Proportional to 10,629.44, 14,667.68 and 5,913.84

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Solution

The fourth proportional to 10,629.44, 14,667.68 and 5,913.84 is: 8,160.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.44 : 14,667.68 = 5,913.84 : x
  2. Step 2: Convert to fraction form
    10,629.44/14,667.68 = 5,913.84/x
  3. Step 3: Cross multiply
    10,629.44x = 14,667.68 × 5,913.84
  4. Step 4: Simplify right side
    10,629.44x = 86,742,312.69
  5. Step 5: Solve for x
    x = 86,742,312.69/10,629.44
  6. Step 6: Final answer
    x = 8,160.57

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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.