Home / 10,630.21-14,667.80-6,153.74

Finding the Fourth Proportional to 10,630.21, 14,667.80 and 6,153.74

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Solution

The fourth proportional to 10,630.21, 14,667.80 and 6,153.74 is: 8,491.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.21 : 14,667.80 = 6,153.74 : x
  2. Step 2: Convert to fraction form
    10,630.21/14,667.80 = 6,153.74/x
  3. Step 3: Cross multiply
    10,630.21x = 14,667.80 × 6,153.74
  4. Step 4: Simplify right side
    10,630.21x = 90,261,833.47
  5. Step 5: Solve for x
    x = 90,261,833.47/10,630.21
  6. Step 6: Final answer
    x = 8,491.07

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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.