Home / 8,492.42-11,718.70-4,714.68

Finding the Fourth Proportional to 8,492.42, 11,718.70 and 4,714.68

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Solution

The fourth proportional to 8,492.42, 11,718.70 and 4,714.68 is: 6,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492.42 : 11,718.70 = 4,714.68 : x
  2. Step 2: Convert to fraction form
    8,492.42/11,718.70 = 4,714.68/x
  3. Step 3: Cross multiply
    8,492.42x = 11,718.70 × 4,714.68
  4. Step 4: Simplify right side
    8,492.42x = 55,249,920.52
  5. Step 5: Solve for x
    x = 55,249,920.52/8,492.42
  6. Step 6: Final answer
    x = 6,505.79

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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.