Home / 11,798.40-16,282.08-6,492.72

Finding the Fourth Proportional to 11,798.40, 16,282.08 and 6,492.72

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Solution

The fourth proportional to 11,798.40, 16,282.08 and 6,492.72 is: 8,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.40 : 16,282.08 = 6,492.72 : x
  2. Step 2: Convert to fraction form
    11,798.40/16,282.08 = 6,492.72/x
  3. Step 3: Cross multiply
    11,798.40x = 16,282.08 × 6,492.72
  4. Step 4: Simplify right side
    11,798.40x = 105,714,986.46
  5. Step 5: Solve for x
    x = 105,714,986.46/11,798.40
  6. Step 6: Final answer
    x = 8,960.11

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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.