Home / 10,529.09-14,529.27-6,494.78

Finding the Fourth Proportional to 10,529.09, 14,529.27 and 6,494.78

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Solution

The fourth proportional to 10,529.09, 14,529.27 and 6,494.78 is: 8,962.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.09 : 14,529.27 = 6,494.78 : x
  2. Step 2: Convert to fraction form
    10,529.09/14,529.27 = 6,494.78/x
  3. Step 3: Cross multiply
    10,529.09x = 14,529.27 × 6,494.78
  4. Step 4: Simplify right side
    10,529.09x = 94,364,472.89
  5. Step 5: Solve for x
    x = 94,364,472.89/10,529.09
  6. Step 6: Final answer
    x = 8,962.26

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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.