Home / 10,667.53-14,719.51-6,190.36

Finding the Fourth Proportional to 10,667.53, 14,719.51 and 6,190.36

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Solution

The fourth proportional to 10,667.53, 14,719.51 and 6,190.36 is: 8,541.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.53 : 14,719.51 = 6,190.36 : x
  2. Step 2: Convert to fraction form
    10,667.53/14,719.51 = 6,190.36/x
  3. Step 3: Cross multiply
    10,667.53x = 14,719.51 × 6,190.36
  4. Step 4: Simplify right side
    10,667.53x = 91,119,065.92
  5. Step 5: Solve for x
    x = 91,119,065.92/10,667.53
  6. Step 6: Final answer
    x = 8,541.72

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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.